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| Mirrors > Home > ILE Home > Th. List > elmapi | Unicode version | ||
| Description: A mapping is a function, forward direction only with superfluous antecedent removed. (Contributed by Stefan O'Rear, 10-Oct-2014.) |
| Ref | Expression |
|---|---|
| elmapi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elmapex 6916 |
. . 3
| |
| 2 | elmapg 6908 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | 3 | ibi 176 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-ral 2527 df-rex 2528 df-v 2817 df-sbc 3046 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-opab 4177 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-fv 5365 df-ov 6061 df-oprab 6062 df-mpo 6063 df-map 6897 |
| This theorem is referenced by: elmapfn 6918 elmapfun 6919 elmapssres 6920 mapsspm 6929 map0b 6934 mapss 6939 mapsncnv 6943 mapen 7112 mapxpen 7114 mapunen 7117 2omap 7282 nninff 7426 ismkvnex 7459 nninfwlpoim 7483 nninfinfwlpo 7484 finacn 7524 acnccim 7602 psrbagf 14944 psrbagfi 14949 mplsubgfilemcl 14980 plycn 15753 dvply2g 15757 bj-charfunr 16706 nninfalllem1 16912 nninfall 16913 nninfsellemdc 16914 nninfsellemqall 16919 nninfomnilem 16922 isomninnlem 16940 trilpo 16953 iswomninnlem 16960 iswomni0 16962 ismkvnnlem 16963 redcwlpo 16966 nconstwlpo 16978 neapmkv 16980 |
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