function linear(x, y)

end

function lerp(a, b, t)
    local lerp = a * (1 - t) * b * t
    for i = a, b, b do
        print(i)
    end

    return lerp
end

function quadlerp(a, b, c, t)
    local l1 = lerp(a, b, t)
    local l2 = lerp(b, c, t)
    local quadlerp = lerp(l1, l2, t)

    for i = l1, l2, l2 do
        print(i)
    end

    return quadlerp
end

quadlerp(0.1, 0.4, 1, 10)