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Mirrors > Home > ILE Home > Th. List > df-c | Unicode version |
Description: Define the set of complex numbers. (Contributed by NM, 22-Feb-1996.) |
Ref | Expression |
---|---|
df-c |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cc 7839 |
. 2
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2 | cnr 7326 |
. . 3
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3 | 2, 2 | cxp 4642 |
. 2
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4 | 1, 3 | wceq 1364 |
1
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Colors of variables: wff set class |
This definition is referenced by: opelcn 7855 0ncn 7860 cnm 7861 addcnsr 7863 mulcnsr 7864 dfcnqs 7870 addvalex 7873 axcnex 7888 axresscn 7889 axaddcl 7893 axmulcl 7895 axaddcom 7899 ax0id 7907 axcnre 7910 |
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