Math formulas

[hoplitis]

Makro said:
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If anybody knows such formulas, I will be grateful for sharing knowledge.

Nope! But here is a suggestion. Traditional tactical boardgames provide various hit-penetration-etc tables as the player must do some calculations and/or cross reference the die result with some form of result table. So if you're clueless as to how to start a "reverse engineering" ordeal, tactical boardgames may be a good starting point.
And of course there is the Pentagon...