Sindbad~EG File Manager

/* module equation consists of eqn.c, eqn1.c, eqn2.c,
   solve.c, ssolve.c, invineq.c, inveqn.c, ineq.c, ineq2.c */
int ssolve(term eqn, term x, term *ans);
int solved(term,term);
int solve(term f, term x, double x1,double x2,double *ans); /* Brent's method, in solve.c */
int invert_eqn(term,term,term,term *);  /* solves some one-to-one equations */
int delete_false(term, term *);
void invert(term, term *);   /* ineq.c */
int transfer_aux(int,term,term,term *,char *);  /* eqn.c, called in trigtran */
int econstant(term t);
int collected(term);   /* how many occurrences of varlist[eigenvariable]? */
int muleqn_aux(term,term,term *,char *);  /* called in ineq.c */
int diveqn_aux(term,term,term *,char *);  /* called in ineq.c */
int select_mularg(term, term *);
int eqpoly(term,term);
int sum_of_fractions(term);
int get_ind_set(term, term *);
int noxious(term);
unsigned short contains_sqrt2(term);
term niceproduct(term,term);