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Mirrors > Home > ILE Home > Th. List > df-mi | Unicode version |
Description: Define multiplication on positive integers. This is a "temporary" set used in the construction of complex numbers and is intended to be used only by the construction. (Contributed by NM, 26-Aug-1995.) |
Ref | Expression |
---|---|
df-mi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cmi 6983 | . 2 | |
2 | comu 6241 | . . 3 | |
3 | cnpi 6981 | . . . 4 | |
4 | 3, 3 | cxp 4475 | . . 3 |
5 | 2, 4 | cres 4479 | . 2 |
6 | 1, 5 | wceq 1299 | 1 |
Colors of variables: wff set class |
This definition is referenced by: mulpiord 7026 dmmulpi 7035 |
Copyright terms: Public domain | W3C validator |