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Theorem fconst6 6770
Description: A constant function as a mapping. (Contributed by Jeff Madsen, 30-Nov-2009.) (Revised by Mario Carneiro, 22-Apr-2015.)
Hypothesis
Ref Expression
fconst6.1 𝐵 ∈ 𝐶
Assertion
Ref Expression
fconst6 (𝐴 × {𝐵}):𝐴⟶𝐶

Proof of Theorem fconst6
StepHypRef Expression
1 fconst6.1 . 2 𝐵 ∈ 𝐶
2 fconst6g 6769 . 2 (𝐵 ∈ 𝐶 → (𝐴 × {𝐵}):𝐴⟶𝐶)
31, 2ax-mp 5 1 (𝐴 × {𝐵}):𝐴⟶𝐶
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   ∈ wcel 2145  {csn 4584   × cxp 5649  ⟶wf 6533
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 2213  ax-ext 2733  ax-sep 5249  ax-pr 5391
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2565  df-eu 2595  df-clab 2740  df-cleq 2753  df-clel 2836  df-nfc 2910  df-ne 2957  df-ral 3078  df-rex 3088  df-rab 3414  df-v 3453  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-br 5104  df-opab 5168  df-mpt 5187  df-id 5546  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-fun 6539  df-fn 6540  df-f 6541
This theorem is used by:  ramz  17196  psrlidm  22262  psrbag0  22364  00ply1bas  22550  ply1plusgfvi  22552  mbfpos  25965  i1f0  26001  noxp1o  28013  axlowdimlem1  29513  axlowdimlem7  29519  axlowdim1  29530  hlim0  31830  0cnfn  32575  0lnfn  32580  elrgspnlem1  33796  psrmonprod  34177  circlemethnat  35263  circlevma  35264  poimirlem29  38547  poimirlem30  38548  poimirlem31  38549  poimir  38551  broucube  38552  expgrowth  45304
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