Description: Define the zero polynomial. (Contributed by Mario Carneiro, 19-Jun-2014)
Ref | Expression | ||
---|---|---|---|
Assertion | df-0p | |- 0p = ( CC X. { 0 } ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
0 | c0p | |- 0p |
|
1 | cc | |- CC |
|
2 | cc0 | |- 0 |
|
3 | 2 | csn | |- { 0 } |
4 | 1 3 | cxp | |- ( CC X. { 0 } ) |
5 | 0 4 | wceq | |- 0p = ( CC X. { 0 } ) |