Bombardment outcome calculation tool

[Corbeau]

I made a thingy that makes it easier to calculate what the most probable outcome of a bombardment may be.

https://www.desmos.com/calculator/v1rgaak4yt

h (y-axis) - defender Hit points lost (damage)
d (x-axis) - Defender strength (overall, with terrain bonuses, so you need to calculate that for yourself)
b - Bombard rate
a - Attacker strength