Solving Warframe using Math (major update, see comments) : r/Warframe
Ackbar's Tenno Report: [PARTIALLY OBSOLETE] Game Mechanics: Armour (U23.10.8)
Saryn Prime Miasma Damage Calculator. Use this to see what rank transient fortitude should be at for your Miasma to do the maximum total DoT possible. Just a tool for Min/Max players :