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Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > sge0resrn | Structured version Visualization version GIF version |
Description: The sum of nonnegative extended reals restricted to the range of a function is less than or equal to the sum of the composition of the two functions (well-order hypothesis allows to avoid using the axiom of choice). (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
Ref | Expression |
---|---|
sge0resrn.a | β’ (π β π΄ β π) |
sge0resrn.f | β’ (π β πΉ:π΅βΆ(0[,]+β)) |
sge0resrn.g | β’ (π β πΊ:π΄βΆπ΅) |
sge0resrn.r | β’ (π β π We π΄) |
Ref | Expression |
---|---|
sge0resrn | β’ (π β (Ξ£^β(πΉ βΎ ran πΊ)) β€ (Ξ£^β(πΉ β πΊ))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sge0resrn.g | . . . 4 β’ (π β πΊ:π΄βΆπ΅) | |
2 | 1 | ffnd 6719 | . . 3 β’ (π β πΊ Fn π΄) |
3 | sge0resrn.a | . . 3 β’ (π β π΄ β π) | |
4 | sge0resrn.r | . . 3 β’ (π β π We π΄) | |
5 | 2, 3, 4 | wessf1orn 44185 | . 2 β’ (π β βπ₯ β π« π΄(πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) |
6 | 3 | 3ad2ant1 1132 | . . . . 5 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β π΄ β π) |
7 | sge0resrn.f | . . . . . 6 β’ (π β πΉ:π΅βΆ(0[,]+β)) | |
8 | 7 | 3ad2ant1 1132 | . . . . 5 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β πΉ:π΅βΆ(0[,]+β)) |
9 | 1 | 3ad2ant1 1132 | . . . . 5 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β πΊ:π΄βΆπ΅) |
10 | simp2 1136 | . . . . 5 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β π₯ β π« π΄) | |
11 | simp3 1137 | . . . . 5 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) | |
12 | 6, 8, 9, 10, 11 | sge0resrnlem 45419 | . . . 4 β’ ((π β§ π₯ β π« π΄ β§ (πΊ βΎ π₯):π₯β1-1-ontoβran πΊ) β (Ξ£^β(πΉ βΎ ran πΊ)) β€ (Ξ£^β(πΉ β πΊ))) |
13 | 12 | 3exp 1118 | . . 3 β’ (π β (π₯ β π« π΄ β ((πΊ βΎ π₯):π₯β1-1-ontoβran πΊ β (Ξ£^β(πΉ βΎ ran πΊ)) β€ (Ξ£^β(πΉ β πΊ))))) |
14 | 13 | rexlimdv 3152 | . 2 β’ (π β (βπ₯ β π« π΄(πΊ βΎ π₯):π₯β1-1-ontoβran πΊ β (Ξ£^β(πΉ βΎ ran πΊ)) β€ (Ξ£^β(πΉ β πΊ)))) |
15 | 5, 14 | mpd 15 | 1 β’ (π β (Ξ£^β(πΉ βΎ ran πΊ)) β€ (Ξ£^β(πΉ β πΊ))) |
Colors of variables: wff setvar class |
Syntax hints: β wi 4 β§ w3a 1086 β wcel 2105 βwrex 3069 π« cpw 4603 class class class wbr 5149 We wwe 5631 ran crn 5678 βΎ cres 5679 β ccom 5681 βΆwf 6540 β1-1-ontoβwf1o 6543 βcfv 6544 (class class class)co 7412 0cc0 11113 +βcpnf 11250 β€ cle 11254 [,]cicc 13332 Ξ£^csumge0 45378 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2702 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7728 ax-inf2 9639 ax-cnex 11169 ax-resscn 11170 ax-1cn 11171 ax-icn 11172 ax-addcl 11173 ax-addrcl 11174 ax-mulcl 11175 ax-mulrcl 11176 ax-mulcom 11177 ax-addass 11178 ax-mulass 11179 ax-distr 11180 ax-i2m1 11181 ax-1ne0 11182 ax-1rid 11183 ax-rnegex 11184 ax-rrecex 11185 ax-cnre 11186 ax-pre-lttri 11187 ax-pre-lttrn 11188 ax-pre-ltadd 11189 ax-pre-mulgt0 11190 ax-pre-sup 11191 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3432 df-v 3475 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-op 4636 df-uni 4910 df-int 4952 df-iun 5000 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-se 5633 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-isom 6553 df-riota 7368 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7859 df-1st 7978 df-2nd 7979 df-frecs 8269 df-wrecs 8300 df-recs 8374 df-rdg 8413 df-1o 8469 df-er 8706 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-sup 9440 df-oi 9508 df-card 9937 df-pnf 11255 df-mnf 11256 df-xr 11257 df-ltxr 11258 df-le 11259 df-sub 11451 df-neg 11452 df-div 11877 df-nn 12218 df-2 12280 df-3 12281 df-n0 12478 df-z 12564 df-uz 12828 df-rp 12980 df-ico 13335 df-icc 13336 df-fz 13490 df-fzo 13633 df-seq 13972 df-exp 14033 df-hash 14296 df-cj 15051 df-re 15052 df-im 15053 df-sqrt 15187 df-abs 15188 df-clim 15437 df-sum 15638 df-sumge0 45379 |
This theorem is referenced by: omeiunle 45533 |
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