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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 6748 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 9767 indstr 10009 cnref1o 10068 frec2uzsucd 10859 uzsinds 10902 ser0f 10992 bccl 11227 hashfibc 11305 wrdind 11516 rexuz3 11778 isumlessdc 12288 prodf1f 12335 iprodap0 12374 eff2 12472 reeff1 12492 prmind2 12923 3prm 12931 sqrt2irr 12966 phisum 13048 pockthi 13166 1arith 13175 1arith2 13176 prmlem1a 13250 ballotfilemofi 13277 ballotfilem2 13286 ballotfilemefi 13295 ballotfilemafi 13296 ballotfilembfi 13297 ballotfilem7 13337 prminf 13404 xpsff1o 13729 rngmgpf 14343 mgpf 14422 cnfld1 15018 cnsubglem 15025 isbasis3g 15305 distop 15344 cdivcncfap 15863 dveflem 15985 ioocosf1o 16115 2irrexpqap 16247 chtqub 16329 2sqlem6 16477 2sqlem10 16482 konigsberglem5 16971 bj-indint 17195 bj-nnelirr 17217 bj-omord 17224 012of 17261 2o01f 17262 0nninf 17286 nconstwlpolem0 17353 |
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