Criss cross book friction calculator

local pageNumb=10000
local pageWeightKG=0.005
local pageCoe=0.7
local G=9.81
local totalFric=0
local function CalculateFriction(n)
    return pageCoe*(pageWeightKG*(pageNumb-n+1)*G)
end
for i=1,pageNumb,1 do
    totalFric=totalFric+CalculateFriction(i)
end
print(totalFric)