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| Description: The real numbers are a subset of the complex numbers. Axiom 2 of 25 for real and complex numbers, derived from ZF set theory. |
| Ref | Expression |
|---|---|
| axresscn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssid 2083 |
. . 3
| |
| 2 | 0r 5201 |
. . . 4
| |
| 3 | snssi 2470 |
. . . 4
| |
| 4 | 2, 3 | ax-mp 7 |
. . 3
|
| 5 | ssxp 3262 |
. . 3
| |
| 6 | 1, 4, 5 | mp2an 699 |
. 2
|
| 7 | df-r 5256 |
. 2
| |
| 8 | df-c 5252 |
. 2
| |
| 9 | 6, 7, 8 | 3sstr4 2103 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ax1cn 5281 reex 5324 recnt 5325 recn 5326 nnsscn 5930 nn0sscn 6106 qsscn 6266 ser1mono 6338 reexpclt 6581 rpexpclt 6583 nthruc 6746 seq1ublem 6911 ser1absdiflem 6929 climserzle 7147 climsup 7155 caucvglem2 7158 caucvg 7163 cvgcmp2clem 7182 cvgcmp3c 7186 abscncf 7275 recncf 7276 imcncf 7277 ivthlem4 7284 ivthlem6 7286 ivthlem7 7287 ivthlem8 7288 ivthlem9 7289 isupivth 7290 reeff1 7410 reeff1olem1 7424 reeff1o 7426 remetba 7906 readdsubg 8125 abscncfALT 8340 ipasslem7 8492 pilem1 8666 efifolem1 8717 circgrp 8735 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 964 ax-gen 965 ax-8 966 ax-9 967 ax-10 968 ax-11 969 ax-12 970 ax-13 971 ax-14 972 ax-17 973 ax-4 975 ax-5o 977 ax-6o 980 ax-9o 1125 ax-10o 1142 ax-16 1212 ax-11o 1220 ax-ext 1462 ax-rep 2698 ax-sep 2708 ax-nul 2715 ax-pow 2748 ax-pr 2785 ax-un 2872 ax-inf2 4634 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 778 df-3an 779 df-ex 983 df-sb 1174 df-eu 1384 df-mo 1385 df-clab 1467 df-cleq 1472 df-clel 1475 df-ne 1590 df-ral 1652 df-rex 1653 df-reu 1654 df-rab 1655 df-v 1815 df-sbc 1945 df-csb 2005 df-dif 2052 df-un 2053 df-in 2054 df-ss 2056 df-pss 2058 df-nul 2284 df-if 2366 df-pw 2406 df-sn 2416 df-pr 2417 df-tp 2419 df-op 2420 df-uni 2508 df-int 2538 df-iun 2572 df-br 2625 df-opab 2672 df-tr 2686 df-eprel 2838 df-id 2841 df-po 2846 df-so 2856 df-fr 2923 df-we 2940 df-ord 2957 df-on 2958 df-lim 2959 df-suc 2960 df-om 3138 df-xp 3190 df-rel 3191 df-cnv 3192 df-co 3193 df-dm 3194 df-rn 3195 df-res 3196 df-ima 3197 df-fun 3198 df-fn 3199 df-f 3200 df-fv 3204 df-rdg 3938 df-opr 3971 df-oprab 3972 df-1st 4085 df-2nd 4086 df-1o 4139 df-oadd 4141 df-omul 4142 df-er 4267 df-ec 4269 df-qs 4272 df-ni 5012 df-pli 5013 df-mi 5014 df-lti 5015 df-plpq 5047 df-mpq 5048 df-enq 5049 df-nq 5050 df-plq 5051 df-mq 5052 df-rq 5053 df-ltq 5054 df-1q 5055 df-np 5098 df-1p 5099 df-enr 5178 df-nr 5179 df-0r 5183 df-c 5252 df-r 5256 |