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| Mirrors > Home > ILE Home > Th. List > fzsn | Unicode version | ||
| Description: A finite interval of integers with one element. (Contributed by Jeff Madsen, 2-Sep-2009.) |
| Ref | Expression |
|---|---|
| fzsn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfz1eq 10369 |
. . . 4
| |
| 2 | elfz3 10368 |
. . . . 5
| |
| 3 | eleq1 2295 |
. . . . 5
| |
| 4 | 2, 3 | syl5ibrcom 157 |
. . . 4
|
| 5 | 1, 4 | impbid2 143 |
. . 3
|
| 6 | velsn 3706 |
. . 3
| |
| 7 | 5, 6 | bitr4di 198 |
. 2
|
| 8 | 7 | eqrdv 2230 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-cnex 8218 ax-resscn 8219 ax-pre-ltirr 8239 ax-pre-apti 8242 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-rab 2529 df-v 2815 df-sbc 3043 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-br 4110 df-opab 4172 df-mpt 4173 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-pnf 8310 df-mnf 8311 df-xr 8312 df-ltxr 8313 df-le 8314 df-neg 8447 df-z 9578 df-uz 9854 df-fz 10343 |
| This theorem is referenced by: fzsuc 10403 fzpred 10404 fzpr 10411 fzsuc2 10413 fz0sn 10455 1fv 10473 fzosn 10550 exfzdc 10586 uzsinds 10806 seqf1og 10883 hashsng 11161 sumsnf 12095 fsum1 12098 fsumm1 12102 fsum1p 12104 prodsnf 12278 fprod1 12280 fprod1p 12285 fprodabs 12302 ef0lem 12346 phi1 12916 strle1g 13319 gsumfzsnfd 14062 gsumsplit0 14063 gsumfzfsumlemm 14735 ply1termlem 15607 gfsumsn 16867 |
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