Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > ax-1re | Unicode version |
Description: 1 is a real number. Axiom for real and complex numbers, justified by Theorem ax1re 7803. Proofs should use 1re 7898 instead. (Contributed by Jim Kingdon, 13-Jan-2020.) (New usage is discouraged.) |
Ref | Expression |
---|---|
ax-1re |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | c1 7754 | . 2 | |
2 | cr 7752 | . 2 | |
3 | 1, 2 | wcel 2136 | 1 |
Colors of variables: wff set class |
This axiom is referenced by: 1re 7898 |
Copyright terms: Public domain | W3C validator |