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Mirrors > Home > ILE Home > Th. List > nfiseq | Unicode version |
Description: Hypothesis builder for the sequence builder operation. (Contributed by Jim Kingdon, 30-May-2020.) |
Ref | Expression |
---|---|
nfiseq.1 | |
nfiseq.2 | |
nfiseq.3 | |
nfiseq.4 |
Ref | Expression |
---|---|
nfiseq |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-iseq 9212 | . 2 frec | |
2 | nfcv 2178 | . . . . . 6 | |
3 | nfiseq.1 | . . . . . 6 | |
4 | 2, 3 | nffv 5185 | . . . . 5 |
5 | nfiseq.4 | . . . . 5 | |
6 | nfcv 2178 | . . . . . 6 | |
7 | nfcv 2178 | . . . . . . 7 | |
8 | nfiseq.2 | . . . . . . 7 | |
9 | nfiseq.3 | . . . . . . . 8 | |
10 | 9, 6 | nffv 5185 | . . . . . . 7 |
11 | 7, 8, 10 | nfov 5535 | . . . . . 6 |
12 | 6, 11 | nfop 3565 | . . . . 5 |
13 | 4, 5, 12 | nfmpt2 5573 | . . . 4 |
14 | 9, 3 | nffv 5185 | . . . . 5 |
15 | 3, 14 | nfop 3565 | . . . 4 |
16 | 13, 15 | nffrec 5982 | . . 3 frec |
17 | 16 | nfrn 4579 | . 2 frec |
18 | 1, 17 | nfcxfr 2175 | 1 |
Colors of variables: wff set class |
Syntax hints: wnfc 2165 cop 3378 crn 4346 cfv 4902 (class class class)co 5512 cmpt2 5514 freccfrec 5977 c1 6890 caddc 6892 cuz 8473 cseq 9211 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-io 630 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-10 1396 ax-11 1397 ax-i12 1398 ax-bndl 1399 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-3an 887 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-clel 2036 df-nfc 2167 df-ral 2311 df-rex 2312 df-rab 2315 df-v 2559 df-un 2922 df-in 2924 df-sn 3381 df-pr 3382 df-op 3384 df-uni 3581 df-br 3765 df-opab 3819 df-mpt 3820 df-xp 4351 df-cnv 4353 df-dm 4355 df-rn 4356 df-res 4357 df-iota 4867 df-fv 4910 df-ov 5515 df-oprab 5516 df-mpt2 5517 df-recs 5920 df-frec 5978 df-iseq 9212 |
This theorem is referenced by: nfsum1 9875 nfsum 9876 |
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