Description: The composition of a one-arg function with a curried function is continuous. (Contributed by Mario Carneiro, 23-Mar-2015) (Revised by Mario Carneiro, 22-Aug-2015)
Ref | Expression | ||
---|---|---|---|
Hypotheses | cnmptk1.j | |
|
cnmptk1.k | |
||
cnmptk1.l | |
||
cnmpt1k.m | |
||
cnmpt1k.a | |
||
cnmpt1k.b | |
||
cnmpt1k.c | |
||
Assertion | cnmpt1k | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnmptk1.j | |
|
2 | cnmptk1.k | |
|
3 | cnmptk1.l | |
|
4 | cnmpt1k.m | |
|
5 | cnmpt1k.a | |
|
6 | cnmpt1k.b | |
|
7 | cnmpt1k.c | |
|
8 | cnf2 | |
|
9 | 1 3 5 8 | syl3anc | |
10 | eqid | |
|
11 | 10 | fmpt | |
12 | 9 11 | sylibr | |
13 | 12 | adantr | |
14 | eqidd | |
|
15 | eqidd | |
|
16 | 13 14 15 7 | fmptcof | |
17 | 16 | mpteq2dva | |
18 | topontop | |
|
19 | 3 18 | syl | |
20 | topontop | |
|
21 | 4 20 | syl | |
22 | eqid | |
|
23 | 22 | xkotopon | |
24 | 19 21 23 | syl2anc | |
25 | 21 5 | xkoco1cn | |
26 | coeq1 | |
|
27 | 2 6 24 25 26 | cnmpt11 | |
28 | 17 27 | eqeltrrd | |