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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 2078 |
. . 3
| |
| 2 | 0r 5177 |
. . . 4
| |
| 3 | snssi 2464 |
. . . 4
| |
| 4 | 2, 3 | ax-mp 7 |
. . 3
|
| 5 | ssxp 3254 |
. . 3
| |
| 6 | 1, 4, 5 | mp2an 697 |
. 2
|
| 7 | df-r 5232 |
. 2
| |
| 8 | df-c 5228 |
. 2
| |
| 9 | 6, 7, 8 | 3sstr4 2098 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ax1cn 5257 reex 5300 recnt 5301 recn 5302 nnsscn 5896 nn0sscn 6072 qsscn 6229 ser1mono 6301 reexpclt 6540 rpexpclt 6542 nthruc 6705 seq1ublem 6869 ser1absdiflem 6887 climserzle 7105 climsup 7113 caucvglem2 7116 caucvg 7121 cvgcmp2clem 7140 cvgcmp3c 7144 abscncf 7233 recncf 7234 imcncf 7235 ivthlem4 7242 ivthlem6 7244 ivthlem7 7245 ivthlem8 7246 ivthlem9 7247 isupivth 7248 reeff1 7367 reeff1olem1 7381 reeff1o 7383 remetba 7866 readdsubg 8086 abscncfALT 8301 ipasslem7 8453 pilem1 8628 efifolem1 8677 circgrp 8695 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-9 965 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-rep 2691 ax-sep 2701 ax-nul 2708 ax-pow 2740 ax-pr 2777 ax-un 2864 ax-inf2 4613 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 776 df-3an 777 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1586 df-ral 1648 df-rex 1649 df-reu 1650 df-rab 1651 df-v 1810 df-sbc 1940 df-csb 2000 df-dif 2047 df-un 2048 df-in 2049 df-ss 2051 df-pss 2053 df-nul 2279 df-if 2360 df-pw 2400 df-sn 2410 df-pr 2411 df-tp 2413 df-op 2414 df-uni 2502 df-int 2532 df-iun 2566 df-br 2618 df-opab 2665 df-tr 2679 df-eprel 2830 df-id 2833 df-po 2838 df-so 2848 df-fr 2915 df-we 2932 df-ord 2949 df-on 2950 df-lim 2951 df-suc 2952 df-om 3130 df-xp 3182 df-rel 3183 df-cnv 3184 df-co 3185 df-dm 3186 df-rn 3187 df-res 3188 df-ima 3189 df-fun 3190 df-fn 3191 df-f 3192 df-fv 3196 df-rdg 3930 df-opr 3963 df-oprab 3964 df-1st 4077 df-2nd 4078 df-1o 4131 df-oadd 4133 df-omul 4134 df-er 4259 df-ec 4261 df-qs 4264 df-ni 4988 df-pli 4989 df-mi 4990 df-lti 4991 df-plpq 5023 df-mpq 5024 df-enq 5025 df-nq 5026 df-plq 5027 df-mq 5028 df-rq 5029 df-ltq 5030 df-1q 5031 df-np 5074 df-1p 5075 df-enr 5154 df-nr 5155 df-0r 5159 df-c 5228 df-r 5232 |