17/11/15 11:52:10.20 EPiPfBJc.net
Σ[k=1,80] 1/k = 4.965
Σ[k=1,6] 1/k = 2.45
Σ[k=1,7] 1/k = 2.593
n≒6
17/11/15 11:52:10.20 EPiPfBJc.net
Σ[k=1,80] 1/k = 4.965
Σ[k=1,6] 1/k = 2.45
Σ[k=1,7] 1/k = 2.593
n≒6
17/11/15 11:52:10.20 EPiPfBJc.net
Σ[k=1,80] 1/k = 4.965
Σ[k=1,6] 1/k = 2.45
Σ[k=1,7] 1/k = 2.593
n≒6