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Mirrors > Home > MPE Home > Th. List > Mathboxes > funpartss | Structured version Visualization version Unicode version |
Description: The functional part of is a subset of . (Contributed by Scott Fenton, 17-Apr-2014.) (Revised by Mario Carneiro, 19-Apr-2014.) |
Ref | Expression |
---|---|
funpartss | Funpart |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-funpart 31981 | . 2 Funpart Image Singleton | |
2 | resss 5422 | . 2 Image Singleton | |
3 | 1, 2 | eqsstri 3635 | 1 Funpart |
Colors of variables: wff setvar class |
Syntax hints: cvv 3200 cin 3573 wss 3574 cxp 5112 cdm 5114 cres 5116 ccom 5118 Singletoncsingle 31945 csingles 31946 Imagecimage 31947 Funpartcfunpart 31956 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-v 3202 df-in 3581 df-ss 3588 df-res 5126 df-funpart 31981 |
This theorem is referenced by: (None) |
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