MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  fconst2 Structured version   Visualization version   GIF version

Theorem fconst2 7193
Description: A constant function expressed as a Cartesian product. (Contributed by NM, 20-Aug-1999.)
Hypothesis
Ref Expression
fvconst2.1 𝐵 ∈ V
Assertion
Ref Expression
fconst2 (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵}))

Proof of Theorem fconst2
StepHypRef Expression
1 fvconst2.1 . 2 𝐵 ∈ V
2 fconst2g 7191 . 2 (𝐵 ∈ V → (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵})))
31, 2ax-mp 5 1 (𝐹:𝐴⟶{𝐵} ↔ 𝐹 = (𝐴 × {𝐵}))
Colors of variables: wff setvar class
Syntax hints:  wb 209   = wceq 1563  wcel 2145  Vcvv 3457  {csn 4585   × cxp 5650  wf 6521
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1818  ax-4 1832  ax-5 1933  ax-6 1990  ax-7 2031  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2215  ax-ext 2737  ax-sep 5251  ax-nul 5261  ax-pr 5395
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1566  df-fal 1576  df-ex 1803  df-nf 1807  df-sb 2094  df-mo 2569  df-eu 2599  df-clab 2744  df-cleq 2757  df-clel 2840  df-nfc 2914  df-ne 2961  df-ral 3080  df-rex 3090  df-rab 3418  df-v 3459  df-sbc 3748  df-csb 3856  df-dif 3910  df-un 3912  df-in 3914  df-ss 3924  df-nul 4289  df-if 4484  df-sn 4586  df-pr 4588  df-op 4592  df-uni 4869  df-br 5106  df-opab 5168  df-mpt 5187  df-id 5547  df-xp 5658  df-rel 5659  df-cnv 5660  df-co 5661  df-dm 5662  df-rn 5663  df-res 5664  df-ima 5665  df-iota 6481  df-fun 6527  df-fn 6528  df-f 6529  df-fv 6533
This theorem is referenced by:  imadrhmcl  20869  rrxcph  25512  dvcmul  26064  plyeq0  26329  lnon0  31059  hsn0elch  31509  df0op2  32013  nmop0h  32252  xrge0mulc1cn  34248  matunitlindflem1  38127  poimirlem9  38140  poimir  38164  lfl1  39706  lkr0f  39730  lindsrng01  49099  functermc  50137
  Copyright terms: Public domain W3C validator