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Mirrors > Home > MPE Home > Th. List > reximia | Structured version Visualization version GIF version |
Description: Inference quantifying both antecedent and consequent. (Contributed by NM, 10-Feb-1997.) |
Ref | Expression |
---|---|
reximia.1 | ⊢ (𝑥 ∈ 𝐴 → (𝜑 → 𝜓)) |
Ref | Expression |
---|---|
reximia | ⊢ (∃𝑥 ∈ 𝐴 𝜑 → ∃𝑥 ∈ 𝐴 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rexim 3008 | . 2 ⊢ (∀𝑥 ∈ 𝐴 (𝜑 → 𝜓) → (∃𝑥 ∈ 𝐴 𝜑 → ∃𝑥 ∈ 𝐴 𝜓)) | |
2 | reximia.1 | . 2 ⊢ (𝑥 ∈ 𝐴 → (𝜑 → 𝜓)) | |
3 | 1, 2 | mprg 2926 | 1 ⊢ (∃𝑥 ∈ 𝐴 𝜑 → ∃𝑥 ∈ 𝐴 𝜓) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 1990 ∃wrex 2913 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 |
This theorem depends on definitions: df-bi 197 df-an 386 df-ex 1705 df-ral 2917 df-rex 2918 |
This theorem is referenced by: reximi 3011 iunpw 6978 wfrdmcl 7423 tz7.49c 7541 fisup2g 8374 fiinf2g 8406 unwdomg 8489 trcl 8604 cfsmolem 9092 1idpr 9851 qmulz 11791 zq 11794 xrsupexmnf 12135 xrinfmexpnf 12136 caubnd2 14097 caurcvg 14407 caurcvg2 14408 caucvg 14409 txlm 21451 norm1exi 28107 chrelat2i 29224 xrofsup 29533 esumcvg 30148 bnj168 30798 poimirlem30 33439 ismblfin 33450 allbutfi 39616 sge0ltfirpmpt 40625 ovolval5lem3 40868 nnsum4primes4 41677 nnsum4primesprm 41679 nnsum4primesgbe 41681 nnsum4primesle9 41683 |
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