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| Mirrors > Home > ILE Home > Th. List > rgen | GIF version | ||
| Description: Generalization rule for restricted quantification. (Contributed by NM, 19-Nov-1994.) |
| Ref | Expression |
|---|---|
| rgen.1 | ⊢ (𝑥 ∈ 𝐴 → 𝜑) |
| Ref | Expression |
|---|---|
| rgen | ⊢ ∀𝑥 ∈ 𝐴 𝜑 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ral 2533 | . 2 ⊢ (∀𝑥 ∈ 𝐴 𝜑 ↔ ∀𝑥(𝑥 ∈ 𝐴 → 𝜑)) | |
| 2 | rgen.1 | . 2 ⊢ (𝑥 ∈ 𝐴 → 𝜑) | |
| 3 | 1, 2 | mpgbir 1506 | 1 ⊢ ∀𝑥 ∈ 𝐴 𝜑 |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2209 ∀wral 2528 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-gen 1502 |
| This proof depends on definitions: df-bi 117 df-ral 2533 |
| This theorem is used by: rgen2a 2604 rgenw 2605 mprg 2607 mprgbir 2608 rgen2 2636 r19.21be 2641 nrex 2642 rexlimi 2661 sbcth2 3140 reuss 3514 ral0 3629 unimax 3969 mpteq1 4216 mpteq2ia 4219 ordon 4635 tfis 4732 finds 4749 finds2 4750 ordom 4756 omsinds 4771 dmxpid 5005 fnopab 5511 fmpti 5863 opabex3 6355 oawordriexmid 6747 fifo 7320 inresflem 7407 0ct 7454 infnninf 7471 infnninfOLD 7472 exmidonfinlem 7552 pw1on 7592 netap 7627 2omotaplemap 7630 indpi 7716 nnindnn 8267 aptap 8987 sup3exmid 9296 nnssre 9318 nnind 9330 nnsub 9353 dfuzi 9768 indstr 10010 cnref1o 10069 frec2uzsucd 10860 uzsinds 10903 ser0f 10993 bccl 11228 hashfibc 11306 wrdind 11517 rexuz3 11779 isumlessdc 12289 prodf1f 12336 iprodap0 12375 eff2 12473 reeff1 12493 prmind2 12924 3prm 12932 sqrt2irr 12967 phisum 13049 pockthi 13167 1arith 13176 1arith2 13177 prmlem1a 13251 ballotfilemofi 13278 ballotfilem2 13287 ballotfilemefi 13296 ballotfilemafi 13297 ballotfilembfi 13298 ballotfilem7 13338 prminf 13405 xpsff1o 13730 rngmgpf 14344 mgpf 14423 cnfld1 15019 cnsubglem 15026 isbasis3g 15284 distop 15323 cdivcncfap 15842 dveflem 15964 ioocosf1o 16094 2irrexpqap 16226 chtqub 16308 2sqlem6 16456 2sqlem10 16461 konigsberglem5 16950 bj-indint 17174 bj-nnelirr 17196 bj-omord 17203 012of 17240 2o01f 17241 0nninf 17265 nconstwlpolem0 17332 |
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