Question

Matlab计算π/2=1+(1/3)+(1/3*2/5)+(1/3*2/5*3/7)+...怎么计算π的值?

Answer 1

n=100;

half_pi=1;

Ak=1;

for k=2:n

Ak=Ak*(k-1)/(2*k-1);

half_pi=half_pi+Ak;

end

pi=half_pi*2