changed _factor_product.c for bug fix
changed _factor_product.c for bug fix

palashahuja/pgmpy,anaviltripathi/pgmpy,yashu-seth/pgmpy,kris-singh/pgmpy,kislayabhi/pgmpy,jhonatanoliveira/pgmpy,vivek425ster/pgmpy,sandeepkrjha/pgmpy,abinashpanda/pgmpy,khalibartan/pgmpy,kislayabhi/pgmpy,anaviltripathi/pgmpy,yashu-seth/pgmpy,liquidmetal/pgmpy,ankurankan/pgmpy,jhonatanoliveira/pgmpy,pratyakshs/pgmpy,pratyakshs/pgmpy,palashahuja/pgmpy,sandeepkrjha/pgmpy,ankurankan/pgmpy,vivek425ster/pgmpy,pgmpy/pgmpy,khalibartan/pgmpy,kris-singh/pgmpy,pgmpy/pgmpy,abinashpanda/pgmpy,liquidmetal/pgmpy