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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 6837 |
. . 3
| |
| 2 | elmapg 6829 |
. . 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-fv 5334 df-ov 6020 df-oprab 6021 df-mpo 6022 df-map 6818 |
| This theorem is referenced by: elmapfn 6839 elmapfun 6840 elmapssres 6841 mapsspm 6850 map0b 6855 mapss 6859 mapsncnv 6863 mapen 7031 mapxpen 7033 nninff 7320 ismkvnex 7353 nninfwlpoim 7377 nninfinfwlpo 7378 finacn 7418 acnccim 7490 psrbagf 14683 psrbagfi 14686 mplsubgfilemcl 14712 plycn 15485 dvply2g 15489 bj-charfunr 16405 2omap 16594 nninfalllem1 16610 nninfall 16611 nninfsellemdc 16612 nninfsellemqall 16617 nninfomnilem 16620 isomninnlem 16634 trilpo 16647 iswomninnlem 16653 iswomni0 16655 ismkvnnlem 16656 redcwlpo 16659 nconstwlpo 16670 neapmkv 16672 |
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