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Mirrors > Home > ILE Home > Th. List > df-m1r | Unicode version |
Description: Define signed real constant -1. 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, 9-Aug-1995.) |
Ref | Expression |
---|---|
df-m1r |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cm1r 7290 |
. 2
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2 | c1p 7282 |
. . . 4
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3 | cpp 7283 |
. . . . 5
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4 | 2, 2, 3 | co 5869 |
. . . 4
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5 | 2, 4 | cop 3594 |
. . 3
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6 | cer 7286 |
. . 3
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7 | 5, 6 | cec 6527 |
. 2
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8 | 1, 7 | wceq 1353 |
1
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Colors of variables: wff set class |
This definition is referenced by: m1r 7742 m1p1sr 7750 m1m1sr 7751 mappsrprg 7794 map2psrprg 7795 |
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