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Proof step 8 from proof div-lezero (previous step)

i < j, 0 < j, 0 < i / j ⊦

User applied rule cut formula

And obtained the following new goals

Proof step 9:
0 < i / j, 0 < j, i < j, i < 0 ⊦
Proof step 12:
0 < i / j, 0 < j, i < j ⊦ i < 0

Rule argument

fma: i < 0

Additional information

Used formulas: i < 0