#include <math.h>
#include <assert.h>

double lgamma(double x)
{
    assert(0); // Not implemented
    return 0.0;
}

float lgammaf(float x)
{
    assert(0); // Not implemented
    return 0.0;
}

long double lgammal(long double x)
{
    assert(0); // Not implemented
    return 0.0;
}
