*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
clog << "derivative of " << e << " by " << x << " returned "
<< ed << " instead of " << d << endl;
clog << "returned:" << endl;
clog << "derivative of " << e << " by " << x << " returned "
<< ed << " instead of " << d << endl;
clog << "returned:" << endl;
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
{
unsigned result = 0;
symbol x("x"), y("y"), a("a"), b("b");
clog << "derivative of " << e << " by " << x << " returned "
<< ed << " instead of " << d << ")" << endl;
return 1;
clog << "derivative of " << e << " by " << x << " returned "
<< ed << " instead of " << d << ")" << endl;
return 1;