Theorem nummul1c 9434

Description: The product of a decimal integer with a number. (Contributed by Mario Carneiro, 18-Feb-2014.)

Hypotheses

Ref	Expression
nummul1c.1	|- T e. NN0
nummul1c.2	|- P e. NN0
nummul1c.3	|- A e. NN0
nummul1c.4	|- B e. NN0
nummul1c.5	|- N = ( ( T x. A ) + B )
nummul1c.6	|- D e. NN0
nummul1c.7	|- E e. NN0
nummul1c.8	|- ( ( A x. P ) + E ) = C
nummul1c.9	|- ( B x. P ) = ( ( T x. E ) + D )

Assertion

Ref	Expression
nummul1c	|- ( N x. P ) = ( ( T x. C ) + D )

Proof of Theorem nummul1c

Step	Hyp	Ref	Expression
1		nummul1c.5	. . . 4 |- N = ( ( T x. A ) + B )
2		nummul1c.1	. . . . 5 |- T e. NN0
3		nummul1c.3	. . . . 5 |- A e. NN0
4		nummul1c.4	. . . . 5 |- B e. NN0
5	2, 3, 4	numcl 9398	. . . 4 |- ( ( T x. A ) + B ) e. NN0
6	1, 5	eqeltri 2250	. . 3 |- N e. NN0
7		nummul1c.2	. . 3 |- P e. NN0
8	6, 7	num0u 9396	. 2 |- ( N x. P ) = ( ( N x. P ) + 0 )
9		0nn0 9193	. . 3 |- 0 e. NN0
10	2, 9	num0h 9397	. . 3 |- 0 = ( ( T x. 0 ) + 0 )
11		nummul1c.6	. . 3 |- D e. NN0
12		nummul1c.7	. . 3 |- E e. NN0
13	12	nn0cni 9190	. . . . . 6 |- E e. CC
14	13	addid2i 8102	. . . . 5 |- ( 0 + E ) = E
15	14	oveq2i 5888	. . . 4 |- ( ( A x. P ) + ( 0 + E ) ) = ( ( A x. P ) + E )
16		nummul1c.8	. . . 4 |- ( ( A x. P ) + E ) = C
17	15, 16	eqtri 2198	. . 3 |- ( ( A x. P ) + ( 0 + E ) ) = C
18	4, 7	num0u 9396	. . . 4 |- ( B x. P ) = ( ( B x. P ) + 0 )
19		nummul1c.9	. . . 4 |- ( B x. P ) = ( ( T x. E ) + D )
20	18, 19	eqtr3i 2200	. . 3 |- ( ( B x. P ) + 0 ) = ( ( T x. E ) + D )
21	2, 3, 4, 9, 9, 1, 10, 7, 11, 12, 17, 20	nummac 9430	. 2 |- ( ( N x. P ) + 0 ) = ( ( T x. C ) + D )
22	8, 21	eqtri 2198	1 |- ( N x. P ) = ( ( T x. C ) + D )

Syntax hints:   = wceq 1353   e. wcel 2148  (class class class)co 5877   0cc0 7813   + caddc 7816   x. cmul 7818   NN0cn0 9178

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 614  ax-in2 615  ax-io 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-14 2151  ax-ext 2159  ax-sep 4123  ax-pow 4176  ax-pr 4211  ax-setind 4538  ax-cnex 7904  ax-resscn 7905  ax-1cn 7906  ax-1re 7907  ax-icn 7908  ax-addcl 7909  ax-addrcl 7910  ax-mulcl 7911  ax-addcom 7913  ax-mulcom 7914  ax-addass 7915  ax-mulass 7916  ax-distr 7917  ax-i2m1 7918  ax-1rid 7920  ax-0id 7921  ax-rnegex 7922  ax-cnre 7924

This theorem depends on definitions:  df-bi 117  df-3an 980  df-tru 1356  df-fal 1359  df-nf 1461  df-sb 1763  df-eu 2029  df-mo 2030  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ne 2348  df-ral 2460  df-rex 2461  df-reu 2462  df-rab 2464  df-v 2741  df-sbc 2965  df-dif 3133  df-un 3135  df-in 3137  df-ss 3144  df-pw 3579  df-sn 3600  df-pr 3601  df-op 3603  df-uni 3812  df-int 3847  df-br 4006  df-opab 4067  df-id 4295  df-xp 4634  df-rel 4635  df-cnv 4636  df-co 4637  df-dm 4638  df-iota 5180  df-fun 5220  df-fv 5226  df-riota 5833  df-ov 5880  df-oprab 5881  df-mpo 5882  df-sub 8132  df-inn 8922  df-n0 9179

This theorem is referenced by:  nummul2c  9435  decmul1  9449  decmul1c  9450