Gamma takes as argument a number a.
Gamma returns the value of the Γ function in a, defined by :
Γ(x)= | ∫ |
| e−ttx−1dt, if x>0 |
If x is a positive integer, Γ is computed by applying the recurrence :
Γ(x+1)=x*Γ(x), Γ(1)=1 |
Hence :
Γ(n+1)=n! |
Input :
Output :
Input :
Output :
Input :
Output :
Indeed : Gamma(0.7)=-0.3*Gamma(-0.3)
Input :
Output :
Indeed Gamma(0.7)=-0.3*Gamma(-0.3)=(-0.3)*(-1.3)*Gamma(-1.3)