version 1.110, 2005/12/14 09:06:54 |
version 1.116, 2006/08/19 05:35:07 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.109 2005/12/14 06:07:30 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/strobj.c,v 1.115 2006/08/09 05:05:28 noro Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
#include "parse.h" |
#include "parse.h" |
Line 76 struct TeXSymbol { |
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Line 76 struct TeXSymbol { |
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#define IS_BINARYPWR(f) (((f)->id==I_BOP) &&(OPNAME(f)=='^')) |
#define IS_BINARYPWR(f) (((f)->id==I_BOP) &&(OPNAME(f)=='^')) |
#define IS_NARYADD(f) (((f)->id==I_NARYOP) &&(OPNAME(f)=='+')) |
#define IS_NARYADD(f) (((f)->id==I_NARYOP) &&(OPNAME(f)=='+')) |
#define IS_NARYMUL(f) (((f)->id==I_NARYOP) &&(OPNAME(f)=='*')) |
#define IS_NARYMUL(f) (((f)->id==I_NARYOP) &&(OPNAME(f)=='*')) |
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#define IS_MUL(f) (((f)->id==I_NARYOP||(f)->id==I_BOP) &&(OPNAME(f)=='*')) |
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extern char *parse_strp; |
extern char *parse_strp; |
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Line 96 void Pqt_is_integer(),Pqt_is_rational(),Pqt_is_number( |
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Line 97 void Pqt_is_integer(),Pqt_is_rational(),Pqt_is_number( |
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void Pqt_is_dependent(),Pqt_is_function(),Pqt_is_var(); |
void Pqt_is_dependent(),Pqt_is_function(),Pqt_is_var(); |
void Pqt_set_ord(),Pqt_set_coef(),Pqt_set_weight(); |
void Pqt_set_ord(),Pqt_set_coef(),Pqt_set_weight(); |
void Pqt_normalize(); |
void Pqt_normalize(); |
void Pnqt_comp(); |
void Pnqt_comp(),Pnqt_weight(); |
void Pnqt_match(); |
void Pnqt_match(); |
void Pnqt_match_rewrite(); |
void Pnqt_match_rewrite(); |
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void Pqt_to_nbp(); |
void Pqt_to_nbp(); |
void Pshuffle_mul(), Pharmonic_mul(); |
void Pshuffle_mul(), Pharmonic_mul(); |
void Pnbp_hm(), Pnbp_ht(), Pnbp_hc(), Pnbp_rest(); |
void Pnbp_hm(), Pnbp_ht(), Pnbp_hc(), Pnbp_rest(); |
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void Pnbp_tm(), Pnbp_tt(), Pnbp_tc(), Pnbp_trest(); |
void Pnbm_deg(); |
void Pnbm_deg(); |
void Pnbm_hp_rest(); |
void Pnbm_hp_rest(); |
void Pnbm_hxky(), Pnbm_xky_rest(); |
void Pnbm_hxky(), Pnbm_xky_rest(); |
void Pnbm_hv(), Pnbm_rest(); |
void Pnbm_hv(), Pnbm_tv(), Pnbm_rest(); |
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void Pquote_to_funargs(),Pfunargs_to_quote(),Pget_function_name(); |
void Pquote_to_funargs(),Pfunargs_to_quote(),Pget_function_name(); |
void Pqt_match(),Pget_quote_id(); |
void Pqt_match(),Pget_quote_id(); |
Line 170 struct ftab str_tab[] = { |
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Line 172 struct ftab str_tab[] = { |
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{"qt_match",Pqt_match,2}, |
{"qt_match",Pqt_match,2}, |
{"nqt_match_rewrite",Pnqt_match_rewrite,3}, |
{"nqt_match_rewrite",Pnqt_match_rewrite,3}, |
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{"nqt_weight",Pnqt_weight,1}, |
{"nqt_comp",Pnqt_comp,2}, |
{"nqt_comp",Pnqt_comp,2}, |
{"nqt_match",Pnqt_match,-3}, |
{"nqt_match",Pnqt_match,-3}, |
{"qt_to_nbp",Pqt_to_nbp,1}, |
{"qt_to_nbp",Pqt_to_nbp,1}, |
Line 180 struct ftab str_tab[] = { |
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Line 183 struct ftab str_tab[] = { |
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{"nbp_ht", Pnbp_ht,1}, |
{"nbp_ht", Pnbp_ht,1}, |
{"nbp_hc", Pnbp_hc,1}, |
{"nbp_hc", Pnbp_hc,1}, |
{"nbp_rest", Pnbp_rest,1}, |
{"nbp_rest", Pnbp_rest,1}, |
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{"nbp_tm", Pnbp_tm,1}, |
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{"nbp_tt", Pnbp_tt,1}, |
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{"nbp_tc", Pnbp_tc,1}, |
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{"nbp_trest", Pnbp_trest,1}, |
{"nbm_deg", Pnbm_deg,1}, |
{"nbm_deg", Pnbm_deg,1}, |
{"nbm_hxky", Pnbm_hxky,1}, |
{"nbm_hxky", Pnbm_hxky,1}, |
{"nbm_xky_rest", Pnbm_xky_rest,1}, |
{"nbm_xky_rest", Pnbm_xky_rest,1}, |
{"nbm_hp_rest", Pnbm_hp_rest,1}, |
{"nbm_hp_rest", Pnbm_hp_rest,1}, |
{"nbm_hv", Pnbm_hv,1}, |
{"nbm_hv", Pnbm_hv,1}, |
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{"nbm_tv", Pnbm_tv,1}, |
{"nbm_rest", Pnbm_rest,1}, |
{"nbm_rest", Pnbm_rest,1}, |
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{"qt_to_nary",Pqt_to_nary,1}, |
{"qt_to_nary",Pqt_to_nary,1}, |
Line 1430 void Pget_function_name(NODE arg,STRING *rp) |
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Line 1438 void Pget_function_name(NODE arg,STRING *rp) |
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} |
} |
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FNODE strip_paren(FNODE); |
FNODE strip_paren(FNODE); |
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void objtotex_tb(Obj obj,TB tb); |
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void fnodetotex_tb(FNODE f,TB tb) |
void fnodetotex_tb(FNODE f,TB tb) |
{ |
{ |
Line 1438 void fnodetotex_tb(FNODE f,TB tb) |
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Line 1447 void fnodetotex_tb(FNODE f,TB tb) |
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char *opname,*vname_conv,*prefix_conv; |
char *opname,*vname_conv,*prefix_conv; |
Obj obj; |
Obj obj; |
int i,len,allzero,elen,elen2,si; |
int i,len,allzero,elen,elen2,si; |
C cplx; |
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char *r; |
char *r; |
FNODE fi,f2,f1; |
FNODE fi,f2,f1; |
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Line 1506 void fnodetotex_tb(FNODE f,TB tb) |
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Line 1514 void fnodetotex_tb(FNODE f,TB tb) |
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write_tb("}",tb); |
write_tb("}",tb); |
break; |
break; |
case '^': |
case '^': |
fnodetotex_tb((FNODE)FA1(f),tb); |
f1 = (FNODE)FA1(f); |
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if ( fnode_is_var(f1) ) |
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fnodetotex_tb(f1,tb); |
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else { |
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write_tb("(",tb); |
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fnodetotex_tb(f1,tb); |
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write_tb(")",tb); |
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} |
write_tb("^{",tb); |
write_tb("^{",tb); |
fnodetotex_tb(strip_paren((FNODE)FA2(f)),tb); |
fnodetotex_tb(strip_paren((FNODE)FA2(f)),tb); |
write_tb("} ",tb); |
write_tb("} ",tb); |
Line 1523 void fnodetotex_tb(FNODE f,TB tb) |
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Line 1538 void fnodetotex_tb(FNODE f,TB tb) |
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break; |
break; |
case I_NARYOP: |
case I_NARYOP: |
args = (NODE)FA1(f); |
args = (NODE)FA1(f); |
write_tb("(",tb); |
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switch ( OPNAME(f) ) { |
switch ( OPNAME(f) ) { |
case '+': |
case '+': |
fnodetotex_tb((FNODE)BDY(args),tb); |
fnodetotex_tb((FNODE)BDY(args),tb); |
for ( args = NEXT(args); args; args = NEXT(args) ) { |
for ( args = NEXT(args); args; args = NEXT(args) ) { |
write_tb("+",tb); |
write_tb("+",tb); |
fnodetotex_tb((FNODE)BDY(args),tb); |
f1 = (FNODE)BDY(args); |
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/* if ( fnode_is_var(f1) || IS_MUL(f1) ) |
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fnodetotex_tb(f1,tb); |
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else */ { |
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write_tb("(",tb); |
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fnodetotex_tb(f1,tb); |
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write_tb(")",tb); |
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} |
} |
} |
break; |
break; |
case '*': |
case '*': |
f1 = (FNODE)BDY(args); |
f1 = (FNODE)BDY(args); |
if ( f1->id == I_FORMULA && MUNIQ(FA0(f1)) ) |
if ( f1->id == I_FORMULA && MUNIQ(FA0(f1)) ) { |
write_tb("-",tb); |
write_tb("- ",tb); args = NEXT(args); |
else |
} |
fnodetotex_tb(f1,tb); |
for ( ; args; args = NEXT(args) ) { |
write_tb(" ",tb); |
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for ( args = NEXT(args); args; args = NEXT(args) ) { |
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/* XXX special care for DP */ |
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f2 = (FNODE)BDY(args); |
f2 = (FNODE)BDY(args); |
if ( f2->id == I_EV ) { |
if ( fnode_is_var(f2) || IS_BINARYPWR(f2) ) |
n = (NODE)FA0(f2); |
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for ( i = 0; n; n = NEXT(n), i++ ) { |
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fi = (FNODE)BDY(n); |
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if ( fi->id != I_FORMULA || FA0(fi) ) |
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break; |
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} |
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if ( n ) |
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fnodetotex_tb(f2,tb); |
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} else |
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fnodetotex_tb(f2,tb); |
fnodetotex_tb(f2,tb); |
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else { |
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write_tb("(",tb); |
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fnodetotex_tb(f2,tb); |
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write_tb(")",tb); |
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} |
} |
} |
break; |
break; |
default: |
default: |
error("invalid nary op"); |
error("invalid nary op"); |
break; |
break; |
} |
} |
write_tb(")",tb); |
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break; |
break; |
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case I_COP: |
case I_COP: |
Line 1784 void fnodetotex_tb(FNODE f,TB tb) |
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Line 1797 void fnodetotex_tb(FNODE f,TB tb) |
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/* internal object */ |
/* internal object */ |
case I_FORMULA: |
case I_FORMULA: |
obj = (Obj)FA0(f); |
objtotex_tb((Obj)FA0(f),tb); |
if ( !obj ) |
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write_tb("0",tb); |
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else if ( OID(obj) == O_N && NID(obj) == N_C ) { |
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cplx = (C)obj; |
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write_tb("(",tb); |
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if ( cplx->r ) { |
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r = objtostr((Obj)cplx->r); write_tb(r,tb); |
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} |
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if ( cplx->i ) { |
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if ( cplx->r && compnum(0,cplx->i,0) > 0 ) { |
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write_tb("+",tb); |
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if ( !UNIQ(cplx->i) ) { |
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r = objtostr((Obj)cplx->i); write_tb(r,tb); |
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} |
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} else if ( MUNIQ(cplx->i) ) |
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write_tb("-",tb); |
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else if ( !UNIQ(cplx->i) ) { |
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r = objtostr((Obj)cplx->i); write_tb(r,tb); |
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} |
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write_tb("\\sqrt{-1}",tb); |
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} |
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write_tb(")",tb); |
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} else if ( OID(obj) == O_P ) |
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write_tb(conv_rule(VR((P)obj)->name),tb); |
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else |
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write_tb(objtostr(obj),tb); |
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break; |
break; |
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/* program variable */ |
/* program variable */ |
Line 1826 void fnodetotex_tb(FNODE f,TB tb) |
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Line 1813 void fnodetotex_tb(FNODE f,TB tb) |
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} |
} |
} |
} |
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void objtotex_tb(Obj obj,TB tb) |
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{ |
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C cplx; |
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char *r; |
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P t; |
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DCP dc; |
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char *v; |
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if ( !obj ) { |
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write_tb("0",tb); |
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return; |
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} |
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switch ( OID(obj) ) { |
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case O_N: |
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switch ( NID(obj) ) { |
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case N_C: |
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cplx = (C)obj; |
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write_tb("(",tb); |
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if ( cplx->r ) { |
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r = objtostr((Obj)cplx->r); write_tb(r,tb); |
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} |
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if ( cplx->i ) { |
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if ( cplx->r && compnum(0,cplx->i,0) > 0 ) { |
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write_tb("+",tb); |
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if ( !UNIQ(cplx->i) ) { |
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r = objtostr((Obj)cplx->i); write_tb(r,tb); |
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} |
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} else if ( MUNIQ(cplx->i) ) |
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write_tb("-",tb); |
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else if ( !UNIQ(cplx->i) ) { |
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r = objtostr((Obj)cplx->i); write_tb(r,tb); |
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} |
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write_tb("\\sqrt{-1}",tb); |
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} |
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write_tb(")",tb); |
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break; |
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default: |
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write_tb(objtostr(obj),tb); |
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break; |
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} |
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break; |
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case O_P: |
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v = conv_rule(VR((P)obj)->name); |
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for ( dc = DC((P)obj); dc; dc = NEXT(dc) ) { |
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if ( !DEG(dc) ) |
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objtotex_tb((Obj)COEF(dc),tb); |
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else { |
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if ( NUM(COEF(dc)) && UNIQ((Q)COEF(dc)) ) |
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; |
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else if ( NUM(COEF(dc)) && MUNIQ((Q)COEF(dc)) ) |
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write_tb("-",tb); |
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else if ( NUM(COEF(dc)) || !NEXT(DC(COEF(dc)))) |
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objtotex_tb((Obj)COEF(dc),tb); |
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else { |
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write_tb("(",tb); objtotex_tb((Obj)COEF(dc),tb); |
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write_tb(")",tb); |
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} |
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write_tb(v,tb); |
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if ( cmpq(DEG(dc),ONE) ) { |
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write_tb("^",tb); |
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if ( INT(DEG(dc)) && SGN(DEG(dc))>0 ) { |
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write_tb("{",tb); |
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objtotex_tb((Obj)DEG(dc),tb); |
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write_tb("}",tb); |
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} else { |
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write_tb("{",tb); objtotex_tb((Obj)DEG(dc),tb); |
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write_tb("}",tb); |
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} |
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} |
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} |
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if ( NEXT(dc) ) { |
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t = COEF(NEXT(dc)); |
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if ( !DEG(NEXT(dc)) ) { |
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if ( NUM(t) ) { |
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if ( !mmono(t) ) write_tb("+",tb); |
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} else { |
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if ( !mmono(COEF(DC(t))) ) write_tb("+",tb); |
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} |
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} else { |
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if ( !mmono(t) ) write_tb("+",tb); |
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} |
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} |
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} |
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break; |
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case O_R: |
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write_tb("\\frac{",tb); |
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objtotex_tb((Obj)NM((R)obj),tb); |
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write_tb("}{",tb); |
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objtotex_tb((Obj)DN((R)obj),tb); |
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write_tb("}",tb); |
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break; |
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default: |
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write_tb(objtostr(obj),tb); |
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break; |
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} |
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} |
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char *objtostr(Obj obj) |
char *objtostr(Obj obj) |
{ |
{ |
int len; |
int len; |
Line 1941 int top_is_minus(FNODE f) |
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Line 2025 int top_is_minus(FNODE f) |
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case O_N: |
case O_N: |
return mmono((P)obj); |
return mmono((P)obj); |
case O_P: |
case O_P: |
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#if 0 |
/* must be a variable */ |
/* must be a variable */ |
opname = conv_rule(VR((P)obj)->name); |
opname = conv_rule(VR((P)obj)->name); |
return opname[0]=='-'; |
return opname[0]=='-'; |
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#else |
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return mmono((P)obj); |
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#endif |
default: |
default: |
/* ??? */ |
/* ??? */ |
len = estimate_length(CO,obj); |
len = estimate_length(CO,obj); |
Line 2328 void Pnbp_ht(NODE arg, NBP *rp) |
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Line 2416 void Pnbp_ht(NODE arg, NBP *rp) |
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else { |
else { |
m = (NBM)BDY(BDY(p)); |
m = (NBM)BDY(BDY(p)); |
NEWNBM(m1); |
NEWNBM(m1); |
m1->d = m->d; m1->c = ONE; m1->b = m->b; |
m1->d = m->d; m1->c = (P)ONE; m1->b = m->b; |
MKNODE(n,m1,0); |
MKNODE(n,m1,0); |
MKNBP(*rp,n); |
MKNBP(*rp,n); |
} |
} |
} |
} |
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void Pnbp_hc(NODE arg, Q *rp) |
void Pnbp_hc(NODE arg, P *rp) |
{ |
{ |
NBP p; |
NBP p; |
NBM m; |
NBM m; |
Line 2362 void Pnbp_rest(NODE arg, NBP *rp) |
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Line 2450 void Pnbp_rest(NODE arg, NBP *rp) |
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} |
} |
} |
} |
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void Pnbp_tm(NODE arg, NBP *rp) |
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{ |
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NBP p; |
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NODE n; |
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NBM m; |
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p = (NBP)ARG0(arg); |
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if ( !p ) *rp = 0; |
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else { |
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for ( n = BDY(p); NEXT(n); n = NEXT(n) ); |
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m = (NBM)BDY(n); |
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MKNODE(n,m,0); |
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MKNBP(*rp,n); |
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} |
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} |
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void Pnbp_tt(NODE arg, NBP *rp) |
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{ |
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NBP p; |
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NODE n; |
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NBM m,m1; |
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p = (NBP)ARG0(arg); |
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if ( !p ) *rp = 0; |
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else { |
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for ( n = BDY(p); NEXT(n); n = NEXT(n) ); |
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m = (NBM)BDY(n); |
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NEWNBM(m1); |
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m1->d = m->d; m1->c = (P)ONE; m1->b = m->b; |
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MKNODE(n,m1,0); |
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MKNBP(*rp,n); |
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} |
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} |
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void Pnbp_tc(NODE arg, P *rp) |
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{ |
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NBP p; |
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NBM m; |
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NODE n; |
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p = (NBP)ARG0(arg); |
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if ( !p ) *rp = 0; |
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else { |
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for ( n = BDY(p); NEXT(n); n = NEXT(n) ); |
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m = (NBM)BDY(n); |
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*rp = m->c; |
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} |
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} |
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void Pnbp_trest(NODE arg, NBP *rp) |
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{ |
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NBP p; |
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NODE n,r,r0; |
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p = (NBP)ARG0(arg); |
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if ( !p ) *rp = 0; |
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else { |
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n = BDY(p); |
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for ( r0 = 0; NEXT(n); n = NEXT(n) ) { |
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NEXTNODE(r0,r); |
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BDY(r) = (pointer)BDY(n); |
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} |
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if ( r0 ) { |
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NEXT(r) = 0; |
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MKNBP(*rp,r0); |
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} else |
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*rp = 0; |
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} |
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} |
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void Pnbm_deg(NODE arg, Q *rp) |
void Pnbm_deg(NODE arg, Q *rp) |
{ |
{ |
NBP p; |
NBP p; |
Line 2397 void Pnbm_hp_rest(NODE arg, LIST *rp) |
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Line 2555 void Pnbm_hp_rest(NODE arg, LIST *rp) |
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for ( i = 1; i < d; i++ ) |
for ( i = 1; i < d; i++ ) |
if ( NBM_GET(b,i) != v ) break; |
if ( NBM_GET(b,i) != v ) break; |
NEWNBM(m1); NEWNBMBDY(m1,i); |
NEWNBM(m1); NEWNBMBDY(m1,i); |
b1 = m1->b; m1->d = i; m1->c = ONE; |
b1 = m1->b; m1->d = i; m1->c = (P)ONE; |
if ( v ) for ( j = 0; j < i; j++ ) NBM_SET(b1,j); |
if ( v ) for ( j = 0; j < i; j++ ) NBM_SET(b1,j); |
else for ( j = 0; j < i; j++ ) NBM_CLR(b1,j); |
else for ( j = 0; j < i; j++ ) NBM_CLR(b1,j); |
MKNODE(n,m1,0); MKNBP(h,n); |
MKNODE(n,m1,0); MKNBP(h,n); |
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d1 = d-i; |
d1 = d-i; |
NEWNBM(m1); NEWNBMBDY(m1,d1); |
NEWNBM(m1); NEWNBMBDY(m1,d1); |
b1 = m1->b; m1->d = d1; m1->c = ONE; |
b1 = m1->b; m1->d = d1; m1->c = (P)ONE; |
for ( j = 0, k = i; j < d1; j++, k++ ) |
for ( j = 0, k = i; j < d1; j++, k++ ) |
if ( NBM_GET(b,k) ) NBM_SET(b1,j); |
if ( NBM_GET(b,k) ) NBM_SET(b1,j); |
else NBM_CLR(b1,j); |
else NBM_CLR(b1,j); |
Line 2448 void Pnbm_hv(NODE arg, NBP *rp) |
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Line 2606 void Pnbm_hv(NODE arg, NBP *rp) |
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separate_nbm((NBM)BDY(BDY(p)),0,rp,0); |
separate_nbm((NBM)BDY(BDY(p)),0,rp,0); |
} |
} |
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void Pnbm_tv(NODE arg, NBP *rp) |
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{ |
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NBP p; |
|
NBM m,t; |
|
int d; |
|
|
|
p = (NBP)ARG0(arg); |
|
if ( !p ) |
|
*rp = 0; |
|
else { |
|
m = (NBM)BDY(BDY(p)); |
|
d = m->d; |
|
if ( !d ) error("nbm_tv : invalid argument"); |
|
NEWNBM(t); NEWNBMBDY(t,1); t->d = 1; t->c = (P)ONE; |
|
if ( NBM_GET(m->b,d-1) ) NBM_SET(t->b,0); |
|
else NBM_CLR(t->b,0); |
|
*rp = (NBP)nbmtonbp(t); |
|
} |
|
} |
|
|
void Pnbm_rest(NODE arg, NBP *rp) |
void Pnbm_rest(NODE arg, NBP *rp) |
{ |
{ |
NBP p; |
NBP p; |
Line 2472 NBP fnode_to_nbp(FNODE f) |
|
Line 2650 NBP fnode_to_nbp(FNODE f) |
|
r = eval(f); |
r = eval(f); |
NEWNBM(m); |
NEWNBM(m); |
if ( OID(r) == O_N ) { |
if ( OID(r) == O_N ) { |
m->d = 0; m->c = (Q)r; m->b = 0; |
m->d = 0; m->c = (P)r; m->b = 0; |
} else { |
} else { |
v = VR((P)r); |
v = VR((P)r); |
m->d = 1; m->c = ONE; NEWNBMBDY(m,1); |
m->d = 1; m->c = (P)ONE; NEWNBMBDY(m,1); |
if ( !strcmp(NAME(v),"x") ) NBM_SET(m->b,0); |
if ( !strcmp(NAME(v),"x") ) NBM_SET(m->b,0); |
else NBM_CLR(m->b,0); |
else NBM_CLR(m->b,0); |
} |
} |
Line 2503 NBP fnode_to_nbp(FNODE f) |
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Line 2681 NBP fnode_to_nbp(FNODE f) |
|
} |
} |
} |
} |
|
|
|
void Pnqt_weight(NODE arg,Q *rp) |
|
{ |
|
QUOTE q; |
|
FNODE f; |
|
int w; |
|
|
|
q = (QUOTE)ARG0(arg); f = (FNODE)BDY(q); |
|
f = fnode_normalize(f,0); |
|
w = nfnode_weight(qt_weight_tab,f); |
|
STOQ(w,*rp); |
|
} |
|
|
void Pnqt_comp(NODE arg,Q *rp) |
void Pnqt_comp(NODE arg,Q *rp) |
{ |
{ |
QUOTE q1,q2; |
QUOTE q1,q2; |
Line 2560 int fnode_is_coef(FNODE f) |
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Line 2750 int fnode_is_coef(FNODE f) |
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else if ( OID(obj) == O_P || OID(obj) == O_R) { |
else if ( OID(obj) == O_P || OID(obj) == O_R) { |
get_vars_recursive(obj,&vl); |
get_vars_recursive(obj,&vl); |
for ( t = vl; t; t = NEXT(t) ) { |
for ( t = vl; t; t = NEXT(t) ) { |
|
if ( t->v->attr == (pointer)V_PF ) continue; |
for ( s = qt_current_coef; s; s = NEXT(s) ) |
for ( s = qt_current_coef; s; s = NEXT(s) ) |
if ( t->v == s->v ) break; |
if ( t->v == s->v ) break; |
if ( !s ) return 0; |
if ( !s ) |
|
return 0; |
} |
} |
return 1; |
return 1; |
} else return 0; |
} else return 0; |
Line 2921 FNODE nfnode_mul(FNODE f1,FNODE f2,int expand) |
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Line 3113 FNODE nfnode_mul(FNODE f1,FNODE f2,int expand) |
|
m = (FNODE *)ALLOCA(l*sizeof(FNODE)); |
m = (FNODE *)ALLOCA(l*sizeof(FNODE)); |
for ( r = n1, i = 0; i < l1; r = NEXT(r), i++ ) m[i] = BDY(r); |
for ( r = n1, i = 0; i < l1; r = NEXT(r), i++ ) m[i] = BDY(r); |
for ( r = n2; r; r = NEXT(r) ) { |
for ( r = n2; r; r = NEXT(r) ) { |
if ( i == 0 || (expand == 2) ) |
if ( i == 0 ) |
m[i++] = BDY(r); |
m[i++] = BDY(r); |
else { |
else { |
fnode_base_exp(m[i-1],&b1,&e1); fnode_base_exp(BDY(r),&b2,&e2); |
fnode_base_exp(m[i-1],&b1,&e1); fnode_base_exp(BDY(r),&b2,&e2); |
if ( compfnode(b1,b2) ) break; |
if ( compfnode(b1,b2) ) break; |
arf_add(CO,eval(e1),eval(e2),&e); |
arf_add(CO,eval(e1),eval(e2),&e); |
if ( !e ) i--; |
if ( !e ) i--; |
else if ( UNIQ(e) ) |
else if ( expand == 2 ) { |
|
if ( INT(e) && SGN((Q)e) < 0 ) { |
|
t1 = mkfnode(3,I_BOP,pwrfs,b1,mkfnode(1,I_FORMULA,e)); |
|
/* r=(r0|rest)->(r0,t1|rest) */ |
|
t = BDY(r); |
|
MKNODE(r1,t1,NEXT(r)); |
|
MKNODE(r,t,r1); |
|
i--; |
|
} else |
|
m[i++] = BDY(r); |
|
} else if ( UNIQ(e) ) |
m[i-1] = b1; |
m[i-1] = b1; |
else |
else |
m[i-1] = mkfnode(3,I_BOP,pwrfs,b1,mkfnode(1,I_FORMULA,e)); |
m[i-1] = mkfnode(3,I_BOP,pwrfs,b1,mkfnode(1,I_FORMULA,e)); |
Line 3134 int nfnode_weight(struct wtab *tab,FNODE f) |
|
Line 3336 int nfnode_weight(struct wtab *tab,FNODE f) |
|
case I_FORMULA: |
case I_FORMULA: |
if ( fnode_is_coef(f) ) return 0; |
if ( fnode_is_coef(f) ) return 0; |
else if ( fnode_is_var(f) ) { |
else if ( fnode_is_var(f) ) { |
|
if ( !tab ) return 0; |
v = VR((P)FA0(f)); |
v = VR((P)FA0(f)); |
for ( i = 0; tab[i].v; i++ ) |
for ( i = 0; tab[i].v; i++ ) |
if ( v == tab[i].v ) return tab[i].w; |
if ( v == tab[i].v ) return tab[i].w; |
return w; |
return 0; |
} else return 0; |
} else return 0; |
|
|
/* XXX */ |
/* XXX */ |
Line 3194 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
Line 3397 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
NODE n1,n2; |
NODE n1,n2; |
int r,i1,i2,ret; |
int r,i1,i2,ret; |
char *nm1,*nm2; |
char *nm1,*nm2; |
FNODE b1,b2,e1,e2,g,a1,a2,fn1,fn2; |
FNODE b1,b2,e1,e2,g,a1,a2,fn1,fn2,h1,h2; |
Num ee,ee1; |
Num ee,ee1; |
Obj c1,c2; |
Obj c1,c2; |
int w1,w2; |
int w1,w2; |
Line 3202 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
Line 3405 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
if ( IS_NARYADD(f1) || IS_NARYADD(f2) ) { |
if ( IS_NARYADD(f1) || IS_NARYADD(f2) ) { |
f1 = to_naryadd(f1); f2 = to_naryadd(f2); |
f1 = to_naryadd(f1); f2 = to_naryadd(f2); |
n1 = (NODE)FA1(f1); n2 = (NODE)FA1(f2); |
n1 = (NODE)FA1(f1); n2 = (NODE)FA1(f2); |
while ( n1 && n2 ) |
for ( ; n1 && n2; n1 = NEXT(n1), n2 = NEXT(n2) ) { |
if ( r = nfnode_comp_lex(BDY(n1),BDY(n2)) ) return r; |
r = nfnode_comp_lex(BDY(n1),BDY(n2)); |
else { |
if ( r ) return r; |
n1 = NEXT(n1); n2 = NEXT(n2); |
} |
} |
if ( !n1 && !n2 ) return 0; |
return n1?1:(n2?-1:0); |
h1 = n1 ? (FNODE)BDY(n1) : mkfnode(1,I_FORMULA,0); |
|
h2 = n2 ? (FNODE)BDY(n2) : mkfnode(1,I_FORMULA,0); |
|
return nfnode_comp_lex(h1,h2); |
} |
} |
if ( IS_NARYMUL(f1) || IS_NARYMUL(f2) ) { |
if ( IS_NARYMUL(f1) || IS_NARYMUL(f2) ) { |
fnode_coef_body(f1,&c1,&b1); |
fnode_coef_body(f1,&c1,&b1); |
Line 3215 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
Line 3420 int nfnode_comp_lex(FNODE f1,FNODE f2) |
|
if ( !compfnode(b1,b2) ) return arf_comp(CO,c1,c2); |
if ( !compfnode(b1,b2) ) return arf_comp(CO,c1,c2); |
b1 = to_narymul(b1); b2 = to_narymul(b2); |
b1 = to_narymul(b1); b2 = to_narymul(b2); |
n1 = (NODE)FA1(b1); n2 = (NODE)FA1(b2); |
n1 = (NODE)FA1(b1); n2 = (NODE)FA1(b2); |
while ( 1 ) { |
for ( ; n1 && n2; n1 = NEXT(n1), n2 = NEXT(n2) ) { |
while ( n1 && n2 && !compfnode(BDY(n1),BDY(n2)) ) { |
r = nfnode_comp_lex(BDY(n1),BDY(n2)); |
n1 = NEXT(n1); n2 = NEXT(n2); |
if ( r ) return r; |
} |
|
if ( !n1 || !n2 ) { |
|
return n1?1:(n2?-1:0); |
|
} |
|
fnode_base_exp(BDY(n1),&b1,&e1); |
|
fnode_base_exp(BDY(n2),&b2,&e2); |
|
|
|
if ( r = nfnode_comp_lex(b1,b2) ) { |
|
if ( r > 0 ) |
|
return nfnode_comp_lex(e1,mkfnode(1,I_FORMULA,0)); |
|
else if ( r < 0 ) |
|
return nfnode_comp_lex(mkfnode(1,I_FORMULA,0),e2); |
|
} else { |
|
n1 = NEXT(n1); n2 = NEXT(n2); |
|
if ( fnode_is_number(e1) && fnode_is_number(e2) ) { |
|
/* f1 = t b^e1 ... , f2 = t b^e2 ... */ |
|
subnum(0,eval(e1),eval(e2),&ee); |
|
r = compnum(0,ee,0); |
|
if ( r > 0 ) { |
|
g = mkfnode(3,I_BOP,pwrfs,b1,mkfnode(1,I_FORMULA,ee)); |
|
MKNODE(n1,g,n1); |
|
} else if ( r < 0 ) { |
|
chsgnnum(ee,&ee1); |
|
g = mkfnode(3,I_BOP,pwrfs,b1,mkfnode(1,I_FORMULA,ee1)); |
|
MKNODE(n2,g,n2); |
|
} |
|
} else { |
|
r = nfnode_comp_lex(e1,e2); |
|
if ( r > 0 ) return 1; |
|
else if ( r < 0 ) return -1; |
|
} |
|
} |
|
} |
} |
|
if ( !n1 && !n2 ) return 0; |
|
h1 = n1 ? (FNODE)BDY(n1) : mkfnode(1,I_FORMULA,ONE); |
|
h2 = n2 ? (FNODE)BDY(n2) : mkfnode(1,I_FORMULA,ONE); |
|
return nfnode_comp_lex(h1,h2); |
} |
} |
if ( IS_BINARYPWR(f1) || IS_BINARYPWR(f2) ) { |
if ( IS_BINARYPWR(f1) || IS_BINARYPWR(f2) ) { |
fnode_base_exp(f1,&b1,&e1); |
fnode_base_exp(f1,&b1,&e1); |