int main(int argc, char * argv[]) {
opensmt_init();
opensmt_context ctx = opensmt_mk_context(qf_nra);
opensmt_set_precision (ctx, 0.001);
opensmt_expr x = opensmt_mk_real_var(ctx, "x" , -3.141592, 3.141592);
opensmt_expr y = opensmt_mk_real_var(ctx, "y" , -3.141592, 3.141592);
opensmt_expr eq1 = opensmt_mk_eq(ctx, opensmt_mk_sin(ctx, x), opensmt_mk_cos(ctx, y));
opensmt_assert(ctx, eq1);
opensmt_result res = opensmt_check(ctx);
fprintf(stderr, "%s\n\n", res == l_false ? "unsat" : "sat");
if (res == l_true) {
double const x_lb = opensmt_get_lb(ctx, x);
double const x_ub = opensmt_get_ub(ctx, x);
fprintf(stderr, "x = [%f, %f]\n", x_lb, x_ub);
double const y_lb = opensmt_get_lb(ctx, y);
double const y_ub = opensmt_get_ub(ctx, y);
fprintf(stderr, "y = [%f, %f]\n", y_lb, y_ub);
}
opensmt_expr eq2 = opensmt_mk_eq(ctx, opensmt_mk_tan(ctx, x), opensmt_mk_sin(ctx, y));
opensmt_assert(ctx, eq2);
res = opensmt_check(ctx);
fprintf(stderr, "%s\n\n", res == l_false ? "unsat" : "sat");
if (res == l_true) {
double const x_lb = opensmt_get_lb(ctx, x);
double const x_ub = opensmt_get_ub(ctx, x);
fprintf(stderr, "x = [%f, %f]\n", x_lb, x_ub);
double const y_lb = opensmt_get_lb(ctx, y);
double const y_ub = opensmt_get_ub(ctx, y);
fprintf(stderr, "y = [%f, %f]\n", y_lb, y_ub);
}
opensmt_del_context(ctx);
return 0;
}
void print_sol(opensmt_context ctx, opensmt_expr x, opensmt_expr y) {
double const x_lb = opensmt_get_lb(ctx, x);
double const x_ub = opensmt_get_ub(ctx, x);
fprintf(stderr, "x = [%f, %f]\n", x_lb, x_ub);
double const y_lb = opensmt_get_lb(ctx, y);
double const y_ub = opensmt_get_ub(ctx, y);
fprintf(stderr, "y = [%f, %f]\n", y_lb, y_ub);
return;
}
// Test Memory Leaks
int main() {
opensmt_init();
opensmt_context ctx = opensmt_mk_context(qf_nra);
opensmt_expr x = opensmt_mk_unbounded_real_var(ctx, "x");
opensmt_expr zero = opensmt_mk_num(ctx, 0.0);
opensmt_expr leq = opensmt_mk_leq(ctx, zero, x);
opensmt_assert(ctx, leq);
opensmt_result res = opensmt_check( ctx );
if (res == l_true) {
double const x_lb = opensmt_get_lb(ctx, x);
double const x_ub = opensmt_get_ub(ctx, x);
printf("sat: x = [%f, %f]\n", x_lb, x_ub);
} else {
printf("unsat\n");
}
opensmt_del_context(ctx);
return 0;
}
void print_sol(opensmt_context ctx, const char * name, opensmt_expr e) {
double const lb = opensmt_get_lb(ctx, e);
double const ub = opensmt_get_ub(ctx, e);
fprintf(stderr, "%s = [%f, %f]\n", name, lb, ub);
}