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Theorem xblss2ps 15269
Description: One ball is contained in another if the center-to-center distance is less than the difference of the radii. In this version of blss2 15272 for extended metrics, we have to assume the balls are a finite distance apart, or else  P will not even be in the infinity ball around  Q. (Contributed by Mario Carneiro, 23-Aug-2015.) (Revised by Thierry Arnoux, 11-Mar-2018.)
Hypotheses
Ref Expression
xblss2ps.1  |-  ( ph  ->  D  e.  (PsMet `  X ) )
xblss2ps.2  |-  ( ph  ->  P  e.  X )
xblss2ps.3  |-  ( ph  ->  Q  e.  X )
xblss2ps.4  |-  ( ph  ->  R  e.  RR* )
xblss2ps.5  |-  ( ph  ->  S  e.  RR* )
xblss2ps.6  |-  ( ph  ->  ( P D Q )  e.  RR )
xblss2ps.7  |-  ( ph  ->  ( P D Q )  <_  ( S +e  -e R ) )
Assertion
Ref Expression
xblss2ps  |-  ( ph  ->  ( P ( ball `  D ) R ) 
C_  ( Q (
ball `  D ) S ) )

Proof of Theorem xblss2ps
Dummy variable  x is distinct from all other variables.
StepHypRef Expression
1 xblss2ps.1 . . . . . 6  |-  ( ph  ->  D  e.  (PsMet `  X ) )
2 xblss2ps.2 . . . . . 6  |-  ( ph  ->  P  e.  X )
3 xblss2ps.4 . . . . . 6  |-  ( ph  ->  R  e.  RR* )
4 elblps 15255 . . . . . 6  |-  ( ( D  e.  (PsMet `  X )  /\  P  e.  X  /\  R  e. 
RR* )  ->  (
x  e.  ( P ( ball `  D
) R )  <->  ( x  e.  X  /\  ( P D x )  < 
R ) ) )
51, 2, 3, 4syl3anc 1274 . . . . 5  |-  ( ph  ->  ( x  e.  ( P ( ball `  D
) R )  <->  ( x  e.  X  /\  ( P D x )  < 
R ) ) )
65simprbda 383 . . . 4  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  x  e.  X
)
71adantr 276 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  D  e.  (PsMet `  X ) )
8 xblss2ps.3 . . . . . . . . 9  |-  ( ph  ->  Q  e.  X )
98adantr 276 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  Q  e.  X
)
10 psmetcl 15191 . . . . . . . 8  |-  ( ( D  e.  (PsMet `  X )  /\  Q  e.  X  /\  x  e.  X )  ->  ( Q D x )  e. 
RR* )
117, 9, 6, 10syl3anc 1274 . . . . . . 7  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( Q D x )  e.  RR* )
1211adantr 276 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  ( Q D x )  e. 
RR* )
13 xblss2ps.6 . . . . . . . . . 10  |-  ( ph  ->  ( P D Q )  e.  RR )
1413adantr 276 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( P D Q )  e.  RR )
1514rexrd 8323 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( P D Q )  e.  RR* )
163adantr 276 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  R  e.  RR* )
1715, 16xaddcld 10217 . . . . . . 7  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( ( P D Q ) +e R )  e. 
RR* )
1817adantr 276 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  (
( P D Q ) +e R )  e.  RR* )
19 xblss2ps.5 . . . . . . 7  |-  ( ph  ->  S  e.  RR* )
2019ad2antrr 488 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  S  e.  RR* )
212adantr 276 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  P  e.  X
)
22 psmetcl 15191 . . . . . . . . . 10  |-  ( ( D  e.  (PsMet `  X )  /\  P  e.  X  /\  x  e.  X )  ->  ( P D x )  e. 
RR* )
237, 21, 6, 22syl3anc 1274 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( P D x )  e.  RR* )
2415, 23xaddcld 10217 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( ( P D Q ) +e ( P D x ) )  e. 
RR* )
25 psmettri2 15193 . . . . . . . . 9  |-  ( ( D  e.  (PsMet `  X )  /\  ( P  e.  X  /\  Q  e.  X  /\  x  e.  X )
)  ->  ( Q D x )  <_ 
( ( P D Q ) +e
( P D x ) ) )
267, 21, 9, 6, 25syl13anc 1276 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( Q D x )  <_  (
( P D Q ) +e ( P D x ) ) )
275simplbda 384 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( P D x )  <  R
)
28 xltadd2 10210 . . . . . . . . . 10  |-  ( ( ( P D x )  e.  RR*  /\  R  e.  RR*  /\  ( P D Q )  e.  RR )  ->  (
( P D x )  <  R  <->  ( ( P D Q ) +e ( P D x ) )  < 
( ( P D Q ) +e
R ) ) )
2923, 16, 14, 28syl3anc 1274 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( ( P D x )  < 
R  <->  ( ( P D Q ) +e ( P D x ) )  < 
( ( P D Q ) +e
R ) ) )
3027, 29mpbid 147 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( ( P D Q ) +e ( P D x ) )  < 
( ( P D Q ) +e
R ) )
3111, 24, 17, 26, 30xrlelttrd 10143 . . . . . . 7  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( Q D x )  <  (
( P D Q ) +e R ) )
3231adantr 276 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  ( Q D x )  < 
( ( P D Q ) +e
R ) )
3319adantr 276 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  S  e.  RR* )
3416xnegcld 10188 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  -e R  e. 
RR* )
3533, 34xaddcld 10217 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( S +e  -e R )  e.  RR* )
36 xblss2ps.7 . . . . . . . . . 10  |-  ( ph  ->  ( P D Q )  <_  ( S +e  -e R ) )
3736adantr 276 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( P D Q )  <_  ( S +e  -e
R ) )
38 xleadd1a 10206 . . . . . . . . 9  |-  ( ( ( ( P D Q )  e.  RR*  /\  ( S +e  -e R )  e. 
RR*  /\  R  e.  RR* )  /\  ( P D Q )  <_ 
( S +e  -e R ) )  ->  ( ( P D Q ) +e R )  <_ 
( ( S +e  -e R ) +e R ) )
3915, 35, 16, 37, 38syl31anc 1277 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( ( P D Q ) +e R )  <_ 
( ( S +e  -e R ) +e R ) )
4039adantr 276 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  (
( P D Q ) +e R )  <_  ( ( S +e  -e
R ) +e
R ) )
41 xnpcan 10205 . . . . . . . 8  |-  ( ( S  e.  RR*  /\  R  e.  RR )  ->  (
( S +e  -e R ) +e R )  =  S )
4233, 41sylan 283 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  (
( S +e  -e R ) +e R )  =  S )
4340, 42breqtrd 4135 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  (
( P D Q ) +e R )  <_  S )
4412, 18, 20, 32, 43xrltletrd 10144 . . . . 5  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  e.  RR )  ->  ( Q D x )  < 
S )
4511adantr 276 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( Q D x )  e. 
RR* )
4613ad2antrr 488 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( P D Q )  e.  RR )
47 simpll 527 . . . . . . . . . 10  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ph )
48 simplr 529 . . . . . . . . . . 11  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  x  e.  ( P ( ball `  D ) R ) )
49 simpr 110 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  R  = +oo )
5049oveq2d 6066 . . . . . . . . . . 11  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( P ( ball `  D
) R )  =  ( P ( ball `  D ) +oo )
)
5148, 50eleqtrd 2311 . . . . . . . . . 10  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  x  e.  ( P ( ball `  D ) +oo )
)
52 xblpnfps 15263 . . . . . . . . . . . 12  |-  ( ( D  e.  (PsMet `  X )  /\  P  e.  X )  ->  (
x  e.  ( P ( ball `  D
) +oo )  <->  ( x  e.  X  /\  ( P D x )  e.  RR ) ) )
531, 2, 52syl2anc 411 . . . . . . . . . . 11  |-  ( ph  ->  ( x  e.  ( P ( ball `  D
) +oo )  <->  ( x  e.  X  /\  ( P D x )  e.  RR ) ) )
5453simplbda 384 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) +oo ) )  -> 
( P D x )  e.  RR )
5547, 51, 54syl2anc 411 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( P D x )  e.  RR )
5646, 55readdcld 8303 . . . . . . . 8  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (
( P D Q )  +  ( P D x ) )  e.  RR )
5756rexrd 8323 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (
( P D Q )  +  ( P D x ) )  e.  RR* )
58 pnfxr 8326 . . . . . . . 8  |- +oo  e.  RR*
5958a1i 9 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  -> +oo  e.  RR* )
601ad2antrr 488 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  D  e.  (PsMet `  X )
)
612ad2antrr 488 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  P  e.  X )
628ad2antrr 488 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  Q  e.  X )
636adantr 276 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  x  e.  X )
6460, 61, 62, 63, 25syl13anc 1276 . . . . . . . 8  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( Q D x )  <_ 
( ( P D Q ) +e
( P D x ) ) )
6546, 55rexaddd 10187 . . . . . . . 8  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (
( P D Q ) +e ( P D x ) )  =  ( ( P D Q )  +  ( P D x ) ) )
6664, 65breqtrd 4135 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( Q D x )  <_ 
( ( P D Q )  +  ( P D x ) ) )
67 ltpnf 10113 . . . . . . . 8  |-  ( ( ( P D Q )  +  ( P D x ) )  e.  RR  ->  (
( P D Q )  +  ( P D x ) )  < +oo )
6856, 67syl 14 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (
( P D Q )  +  ( P D x ) )  < +oo )
6945, 57, 59, 66, 68xrlelttrd 10143 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( Q D x )  < +oo )
7019ad2antrr 488 . . . . . . . 8  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  S  e.  RR* )
71 xrpnfdc 10175 . . . . . . . 8  |-  ( S  e.  RR*  -> DECID  S  = +oo )
7270, 71syl 14 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  -> DECID  S  = +oo )
73 0xr 8320 . . . . . . . . . . 11  |-  0  e.  RR*
7473a1i 9 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  e.  RR* )
75 psmetge0 15196 . . . . . . . . . . 11  |-  ( ( D  e.  (PsMet `  X )  /\  P  e.  X  /\  Q  e.  X )  ->  0  <_  ( P D Q ) )
767, 21, 9, 75syl3anc 1274 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  <_  ( P D Q ) )
7774, 15, 35, 76, 37xrletrd 10145 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  <_  ( S +e  -e
R ) )
78 ge0nemnf 10157 . . . . . . . . 9  |-  ( ( ( S +e  -e R )  e. 
RR*  /\  0  <_  ( S +e  -e R ) )  ->  ( S +e  -e R )  =/= -oo )
7935, 77, 78syl2anc 411 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( S +e  -e R )  =/= -oo )
8079adantr 276 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( S +e  -e
R )  =/= -oo )
81 xaddmnf1 10181 . . . . . . . . . . . 12  |-  ( ( S  e.  RR*  /\  S  =/= +oo )  ->  ( S +e -oo )  = -oo )
8281ex 115 . . . . . . . . . . 11  |-  ( S  e.  RR*  ->  ( S  =/= +oo  ->  ( S +e -oo )  = -oo ) )
8370, 82syl 14 . . . . . . . . . 10  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( S  =/= +oo  ->  ( S +e -oo )  = -oo ) )
84 xnegeq 10160 . . . . . . . . . . . . . 14  |-  ( R  = +oo  ->  -e
R  =  -e +oo )
8549, 84syl 14 . . . . . . . . . . . . 13  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  -e
R  =  -e +oo )
86 xnegpnf 10161 . . . . . . . . . . . . 13  |-  -e +oo  = -oo
8785, 86eqtrdi 2281 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  -e
R  = -oo )
8887oveq2d 6066 . . . . . . . . . . 11  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( S +e  -e
R )  =  ( S +e -oo ) )
8988eqeq1d 2241 . . . . . . . . . 10  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (
( S +e  -e R )  = -oo  <->  ( S +e -oo )  = -oo ) )
9083, 89sylibrd 169 . . . . . . . . 9  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( S  =/= +oo  ->  ( S +e  -e
R )  = -oo ) )
9190a1d 22 . . . . . . . 8  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (DECID  S  = +oo  ->  ( S  =/= +oo  ->  ( S +e  -e R )  = -oo )
) )
9291necon1ddc 2490 . . . . . . 7  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  (DECID  S  = +oo  ->  ( ( S +e  -e
R )  =/= -oo  ->  S  = +oo )
) )
9372, 80, 92mp2d 47 . . . . . 6  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  S  = +oo )
9469, 93breqtrrd 4137 . . . . 5  |-  ( ( ( ph  /\  x  e.  ( P ( ball `  D ) R ) )  /\  R  = +oo )  ->  ( Q D x )  < 
S )
95 psmetge0 15196 . . . . . . . . . . 11  |-  ( ( D  e.  (PsMet `  X )  /\  P  e.  X  /\  x  e.  X )  ->  0  <_  ( P D x ) )
967, 21, 6, 95syl3anc 1274 . . . . . . . . . 10  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  <_  ( P D x ) )
9774, 23, 16, 96, 27xrlelttrd 10143 . . . . . . . . 9  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  <  R
)
9874, 16, 97xrltled 10132 . . . . . . . 8  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  0  <_  R
)
99 ge0nemnf 10157 . . . . . . . 8  |-  ( ( R  e.  RR*  /\  0  <_  R )  ->  R  =/= -oo )
10016, 98, 99syl2anc 411 . . . . . . 7  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  R  =/= -oo )
10116, 100jca 306 . . . . . 6  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( R  e. 
RR*  /\  R  =/= -oo ) )
102 xrnemnf 10110 . . . . . 6  |-  ( ( R  e.  RR*  /\  R  =/= -oo )  <->  ( R  e.  RR  \/  R  = +oo ) )
103101, 102sylib 122 . . . . 5  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( R  e.  RR  \/  R  = +oo ) )
10444, 94, 103mpjaodan 806 . . . 4  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( Q D x )  <  S
)
105 elblps 15255 . . . . 5  |-  ( ( D  e.  (PsMet `  X )  /\  Q  e.  X  /\  S  e. 
RR* )  ->  (
x  e.  ( Q ( ball `  D
) S )  <->  ( x  e.  X  /\  ( Q D x )  < 
S ) ) )
1067, 9, 33, 105syl3anc 1274 . . . 4  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  ( x  e.  ( Q ( ball `  D ) S )  <-> 
( x  e.  X  /\  ( Q D x )  <  S ) ) )
1076, 104, 106mpbir2and 953 . . 3  |-  ( (
ph  /\  x  e.  ( P ( ball `  D
) R ) )  ->  x  e.  ( Q ( ball `  D
) S ) )
108107ex 115 . 2  |-  ( ph  ->  ( x  e.  ( P ( ball `  D
) R )  ->  x  e.  ( Q
( ball `  D ) S ) ) )
109108ssrdv 3244 1  |-  ( ph  ->  ( P ( ball `  D ) R ) 
C_  ( Q (
ball `  D ) S ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    <-> wb 105    \/ wo 716  DECID wdc 842    = wceq 1398    e. wcel 2203    =/= wne 2412    C_ wss 3211   class class class wbr 4109   ` cfv 5352  (class class class)co 6050   RRcr 8126   0cc0 8127    + caddc 8130   +oocpnf 8305   -oocmnf 8306   RR*cxr 8307    < clt 8308    <_ cle 8309    -ecxne 10102   +ecxad 10103  PsMetcpsmet 14683   ballcbl 14686
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 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2205  ax-14 2206  ax-ext 2214  ax-sep 4228  ax-pow 4287  ax-pr 4322  ax-un 4554  ax-setind 4659  ax-cnex 8218  ax-resscn 8219  ax-1cn 8220  ax-1re 8221  ax-icn 8222  ax-addcl 8223  ax-addrcl 8224  ax-mulcl 8225  ax-mulrcl 8226  ax-addcom 8227  ax-mulcom 8228  ax-addass 8229  ax-mulass 8230  ax-distr 8231  ax-i2m1 8232  ax-0lt1 8233  ax-1rid 8234  ax-0id 8235  ax-rnegex 8236  ax-precex 8237  ax-cnre 8238  ax-pre-ltirr 8239  ax-pre-ltwlin 8240  ax-pre-lttrn 8241  ax-pre-apti 8242  ax-pre-ltadd 8243  ax-pre-mulgt0 8244
This theorem depends on definitions:  df-bi 117  df-stab 839  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-nel 2508  df-ral 2525  df-rex 2526  df-reu 2527  df-rab 2529  df-v 2815  df-sbc 3043  df-csb 3139  df-dif 3213  df-un 3215  df-in 3217  df-ss 3224  df-if 3621  df-pw 3671  df-sn 3695  df-pr 3696  df-op 3698  df-uni 3915  df-iun 3993  df-br 4110  df-opab 4172  df-mpt 4173  df-id 4414  df-po 4417  df-iso 4418  df-xp 4755  df-rel 4756  df-cnv 4757  df-co 4758  df-dm 4759  df-rn 4760  df-res 4761  df-ima 4762  df-iota 5312  df-fun 5354  df-fn 5355  df-f 5356  df-fv 5360  df-riota 6003  df-ov 6053  df-oprab 6054  df-mpo 6055  df-1st 6334  df-2nd 6335  df-map 6884  df-pnf 8310  df-mnf 8311  df-xr 8312  df-ltxr 8313  df-le 8314  df-sub 8446  df-neg 8447  df-2 9296  df-xneg 10105  df-xadd 10106  df-psmet 14691  df-bl 14694
This theorem is referenced by:  blss2ps  15271  ssblps  15290
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