By: |
k:, b:. b-a = k (P:({a..b}Prop). (i:{a..b}. P(i)) (And i:{a..b}. P(i))) Asserted |
1 |
| 2 steps |
2 |
k:, b:. b-a = k (P:({a..b}Prop). (i:{a..b}. P(i)) (And i:{a..b}. P(i))) | 4 steps |
3 |
3. k:, b:. 3. b-a = k (P:({a..b}Prop). (i:{a..b}. P(i)) (And i:{a..b}. P(i))) b:, P:({a..b}Prop). (i:{a..b}. P(i)) (And i:{a..b}. P(i)) | 4 steps |
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