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| Mirrors > Home > MPE Home > Th. List > fz0sn | Structured version Visualization version GIF version | ||
| Description: An integer range from 0 to 0 is a singleton. (Contributed by AV, 18-Apr-2021.) |
| Ref | Expression |
|---|---|
| fz0sn | ⊢ (0...0) = {0} |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0z 12629 | . 2 ⊢ 0 ∈ ℤ | |
| 2 | fzsn 13623 | . 2 ⊢ (0 ∈ ℤ → (0...0) = {0}) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (0...0) = {0} |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2145 {csn 4587 (class class class)co 7416 0cc0 11127 ℤcz 12618 ...cfz 13563 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7739 ax-cnex 11183 ax-resscn 11184 ax-1cn 11185 ax-addrcl 11188 ax-rnegex 11198 ax-cnre 11200 ax-pre-lttri 11201 ax-pre-lttrn 11202 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7419 df-oprab 7420 df-mpo 7421 df-1st 7989 df-2nd 7990 df-er 8699 df-en 8956 df-dom 8957 df-sdom 8958 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-neg 11471 df-z 12619 df-uz 12891 df-fz 13564 |
| This theorem is used by: 1fv 13704 binomfallfac 16131 ef0lem 16168 4sqlem19 17059 gsumws1 18948 srgbinom 20371 psrbaglefi 22142 pmatcollpw3fi1lem1 23012 0spth 30582 0clwlkv 30587 wlkl0 30833 vieta 34077 breprexp 35128 0prjspnlem 43456 0prjspnrel 43460 fmtnorec2 48433 stgr0 48863 |
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