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Description: The derivative of a scaled power series is the scaled derivative. (Contributed by SN, 12-Apr-2025)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | psdvsca.s | |- S = ( I mPwSer R ) |
|
| psdvsca.b | |- B = ( Base ` S ) |
||
| psdvsca.m | |- .x. = ( .s ` S ) |
||
| psdvsca.k | |- K = ( Base ` R ) |
||
| psdvsca.r | |- ( ph -> R e. CRing ) |
||
| psdvsca.x | |- ( ph -> X e. I ) |
||
| psdvsca.f | |- ( ph -> F e. B ) |
||
| psdvsca.c | |- ( ph -> C e. K ) |
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| Assertion | psdvsca | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) = ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psdvsca.s | |- S = ( I mPwSer R ) |
|
| 2 | psdvsca.b | |- B = ( Base ` S ) |
|
| 3 | psdvsca.m | |- .x. = ( .s ` S ) |
|
| 4 | psdvsca.k | |- K = ( Base ` R ) |
|
| 5 | psdvsca.r | |- ( ph -> R e. CRing ) |
|
| 6 | psdvsca.x | |- ( ph -> X e. I ) |
|
| 7 | psdvsca.f | |- ( ph -> F e. B ) |
|
| 8 | psdvsca.c | |- ( ph -> C e. K ) |
|
| 9 | eqid | |- ( Base ` R ) = ( Base ` R ) |
|
| 10 | eqid | |- { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } = { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } |
|
| 11 | 5 | crngringd | |- ( ph -> R e. Ring ) |
| 12 | ringmgm | |- ( R e. Ring -> R e. Mgm ) |
|
| 13 | 11 12 | syl | |- ( ph -> R e. Mgm ) |
| 14 | 1 3 4 2 11 8 7 | psrvscacl | |- ( ph -> ( C .x. F ) e. B ) |
| 15 | 1 2 13 6 14 | psdcl | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) e. B ) |
| 16 | 1 9 10 2 15 | psrelbas | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) : { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } --> ( Base ` R ) ) |
| 17 | 16 | ffnd | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) Fn { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 18 | 1 2 13 6 7 | psdcl | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` F ) e. B ) |
| 19 | 1 3 4 2 11 8 18 | psrvscacl | |- ( ph -> ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) e. B ) |
| 20 | 1 9 10 2 19 | psrelbas | |- ( ph -> ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) : { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } --> ( Base ` R ) ) |
| 21 | 20 | ffnd | |- ( ph -> ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) Fn { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 22 | 11 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> R e. Ring ) |
| 23 | 10 | psrbagf | |- ( d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } -> d : I --> NN0 ) |
| 24 | 23 | adantl | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> d : I --> NN0 ) |
| 25 | 6 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> X e. I ) |
| 26 | 24 25 | ffvelcdmd | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( d ` X ) e. NN0 ) |
| 27 | peano2nn0 | |- ( ( d ` X ) e. NN0 -> ( ( d ` X ) + 1 ) e. NN0 ) |
|
| 28 | 27 | nn0zd | |- ( ( d ` X ) e. NN0 -> ( ( d ` X ) + 1 ) e. ZZ ) |
| 29 | 26 28 | syl | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( d ` X ) + 1 ) e. ZZ ) |
| 30 | 8 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> C e. K ) |
| 31 | 1 4 10 2 7 | psrelbas | |- ( ph -> F : { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } --> K ) |
| 32 | 31 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> F : { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } --> K ) |
| 33 | simpr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
|
| 34 | reldmpsr | |- Rel dom mPwSer |
|
| 35 | 1 2 34 | strov2rcl | |- ( F e. B -> I e. _V ) |
| 36 | 7 35 | syl | |- ( ph -> I e. _V ) |
| 37 | 10 | psrbagsn | |- ( I e. _V -> ( y e. I |-> if ( y = X , 1 , 0 ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 38 | 36 37 | syl | |- ( ph -> ( y e. I |-> if ( y = X , 1 , 0 ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 39 | 38 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( y e. I |-> if ( y = X , 1 , 0 ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 40 | 10 | psrbagaddcl | |- ( ( d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } /\ ( y e. I |-> if ( y = X , 1 , 0 ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 41 | 33 39 40 | syl2anc | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) |
| 42 | 32 41 | ffvelcdmd | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) e. K ) |
| 43 | eqid | |- ( .g ` R ) = ( .g ` R ) |
|
| 44 | eqid | |- ( .r ` R ) = ( .r ` R ) |
|
| 45 | 4 43 44 | mulgass3 | |- ( ( R e. Ring /\ ( ( ( d ` X ) + 1 ) e. ZZ /\ C e. K /\ ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) e. K ) ) -> ( C ( .r ` R ) ( ( ( d ` X ) + 1 ) ( .g ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) = ( ( ( d ` X ) + 1 ) ( .g ` R ) ( C ( .r ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) ) |
| 46 | 22 29 30 42 45 | syl13anc | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( C ( .r ` R ) ( ( ( d ` X ) + 1 ) ( .g ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) = ( ( ( d ` X ) + 1 ) ( .g ` R ) ( C ( .r ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) ) |
| 47 | 7 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> F e. B ) |
| 48 | 1 2 10 25 47 33 | psdcoef | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( ( I mPSDer R ) ` X ) ` F ) ` d ) = ( ( ( d ` X ) + 1 ) ( .g ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) |
| 49 | 48 | oveq2d | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( C ( .r ` R ) ( ( ( ( I mPSDer R ) ` X ) ` F ) ` d ) ) = ( C ( .r ` R ) ( ( ( d ` X ) + 1 ) ( .g ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) ) |
| 50 | 1 3 4 2 44 10 30 47 41 | psrvscaval | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( C .x. F ) ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) = ( C ( .r ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) |
| 51 | 50 | oveq2d | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( d ` X ) + 1 ) ( .g ` R ) ( ( C .x. F ) ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) = ( ( ( d ` X ) + 1 ) ( .g ` R ) ( C ( .r ` R ) ( F ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) ) |
| 52 | 46 49 51 | 3eqtr4rd | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( d ` X ) + 1 ) ( .g ` R ) ( ( C .x. F ) ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) = ( C ( .r ` R ) ( ( ( ( I mPSDer R ) ` X ) ` F ) ` d ) ) ) |
| 53 | 14 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( C .x. F ) e. B ) |
| 54 | 1 2 10 25 53 33 | psdcoef | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) ` d ) = ( ( ( d ` X ) + 1 ) ( .g ` R ) ( ( C .x. F ) ` ( d oF + ( y e. I |-> if ( y = X , 1 , 0 ) ) ) ) ) ) |
| 55 | 18 | adantr | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( I mPSDer R ) ` X ) ` F ) e. B ) |
| 56 | 1 3 4 2 44 10 30 55 33 | psrvscaval | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) ` d ) = ( C ( .r ` R ) ( ( ( ( I mPSDer R ) ` X ) ` F ) ` d ) ) ) |
| 57 | 52 54 56 | 3eqtr4d | |- ( ( ph /\ d e. { h e. ( NN0 ^m I ) | ( `' h " NN ) e. Fin } ) -> ( ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) ` d ) = ( ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) ` d ) ) |
| 58 | 17 21 57 | eqfnfvd | |- ( ph -> ( ( ( I mPSDer R ) ` X ) ` ( C .x. F ) ) = ( C .x. ( ( ( I mPSDer R ) ` X ) ` F ) ) ) |