Description: Define the algebra of univariate power series. (Contributed by Mario Carneiro, 29-Dec-2014)
Ref | Expression | ||
---|---|---|---|
Assertion | df-psr1 | |- PwSer1 = ( r e. _V |-> ( ( 1o ordPwSer r ) ` (/) ) ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
0 | cps1 | |- PwSer1 |
|
1 | vr | |- r |
|
2 | cvv | |- _V |
|
3 | c1o | |- 1o |
|
4 | copws | |- ordPwSer |
|
5 | 1 | cv | |- r |
6 | 3 5 4 | co | |- ( 1o ordPwSer r ) |
7 | c0 | |- (/) |
|
8 | 7 6 | cfv | |- ( ( 1o ordPwSer r ) ` (/) ) |
9 | 1 2 8 | cmpt | |- ( r e. _V |-> ( ( 1o ordPwSer r ) ` (/) ) ) |
10 | 0 9 | wceq | |- PwSer1 = ( r e. _V |-> ( ( 1o ordPwSer r ) ` (/) ) ) |