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Theorem remulcli 10054
Description: Closure law for multiplication of reals. (Contributed by NM, 17-Jan-1997.)
Hypotheses
Ref Expression
recni.1  |-  A  e.  RR
axri.2  |-  B  e.  RR
Assertion
Ref Expression
remulcli  |-  ( A  x.  B )  e.  RR

Proof of Theorem remulcli
StepHypRef Expression
1 recni.1 . 2  |-  A  e.  RR
2 axri.2 . 2  |-  B  e.  RR
3 remulcl 10021 . 2  |-  ( ( A  e.  RR  /\  B  e.  RR )  ->  ( A  x.  B
)  e.  RR )
41, 2, 3mp2an 708 1  |-  ( A  x.  B )  e.  RR
Colors of variables: wff setvar class
Syntax hints:    e. wcel 1990  (class class class)co 6650   RRcr 9935    x. cmul 9941
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-mulrcl 9999
This theorem depends on definitions:  df-bi 197  df-an 386
This theorem is referenced by:  ledivp1i  10949  ltdivp1i  10950  addltmul  11268  nn0lele2xi  11348  numltc  11528  decleOLD  11543  nn0opthlem2  13056  faclbnd4lem1  13080  ef01bndlem  14914  cos2bnd  14918  sin4lt0  14925  dvdslelem  15031  divalglem1  15117  divalglem6  15121  sincosq3sgn  24252  sincosq4sgn  24253  sincos4thpi  24265  efif1olem1  24288  efif1olem2  24289  efif1olem4  24291  efif1o  24292  efifo  24293  ang180lem1  24539  ang180lem2  24540  log2ublem1  24673  log2ublem2  24674  bpos1lem  25007  bposlem7  25015  bposlem8  25016  bposlem9  25017  chebbnd1lem3  25160  chebbnd1  25161  chto1ub  25165  siilem1  27706  normlem6  27972  normlem7  27973  norm-ii-i  27994  bcsiALT  28036  nmopadjlem  28948  nmopcoi  28954  bdopcoi  28957  nmopcoadji  28960  unierri  28963  dpmul4  29622  hgt750lem  30729  hgt750lem2  30730  hgt750leme  30736  problem5  31563  circum  31568  iexpire  31621  taupi  33169  sin2h  33399  tan2h  33401  sumnnodd  39862  sinaover2ne0  40079  stirlinglem11  40301  dirkerper  40313  dirkercncflem2  40321  dirkercncflem4  40323  fourierdlem24  40348  fourierdlem43  40367  fourierdlem44  40368  fourierdlem68  40391  fourierdlem94  40417  fourierdlem111  40434  fourierdlem113  40436  sqwvfoura  40445  sqwvfourb  40446  fourierswlem  40447  fouriersw  40448  lighneallem4a  41525  tgoldbach  41705  tgoldbachOLD  41712
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