Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > comp.soft-sys.math.maple > #1109
| From | Rainer Rosenthal <r.rosenthal@web.de> |
|---|---|
| Newsgroups | comp.soft-sys.math.maple |
| Subject | Re: How to simplify certain solutions of trigonometric equation? |
| Date | 2015-03-09 14:40 +0100 |
| Message-ID | <cm5m0pFu4h2U1@mid.individual.net> (permalink) |
| References | <cm3lseFejjsU1@mid.individual.net> <fe5f8fd2-5868-4bee-beb3-92335fd0b585@googlegroups.com> <cm59dtFqqh2U1@mid.individual.net> <110212e8-6429-46db-83a5-703955762a40@googlegroups.com> |
Am 09.03.2015 um 14:09 schrieb acer: > It could be that in MapleV evala/Normal might get it when radnormal or simplify(...,radical) fail. > That is, something like, > > map(u->evala(Normal(simplify(convert(simplify(f(u)),radical)))),p); > Wow, solutions #3 and #6 are verified by a clear "0" now, nice! map(u->evala(Normal(simplify(convert(simplify(f(u)),radical)))),p); gives the following list: [0, # Check solution #1 0, # Check solution #2 0, # Check solution #3 not so easy, # Check solution #4 not so easy, # Check solution #5 0] # Check solution #6 Many thanks! I'd love to find something for the last two checks for #4 and #5. For example, check #4 results in this difficult expression: 1/2*sqrt(4-2*sqrt(2))-cos(2*arctan(-sqrt(2)+1))+sin(3*arctan(-sqrt(2)+1))-sin(2*arctan(-sqrt(2)+1))+cos(3*arctan(-sqrt(2)+1)) Cheers, Rainer
Back to comp.soft-sys.math.maple | Previous | Next — Previous in thread | Next in thread | Find similar
How to simplify certain solutions of trigonometric equation? Rainer Rosenthal <r.rosenthal@web.de> - 2015-03-08 20:25 +0100
Re: How to simplify certain solutions of trigonometric equation? acer <maple@rogers.com> - 2015-03-08 18:48 -0700
Re: How to simplify certain solutions of trigonometric equation? Rainer Rosenthal <r.rosenthal@web.de> - 2015-03-09 11:05 +0100
Re: How to simplify certain solutions of trigonometric equation? acer <maple@rogers.com> - 2015-03-09 06:09 -0700
Re: How to simplify certain solutions of trigonometric equation? Rainer Rosenthal <r.rosenthal@web.de> - 2015-03-09 14:40 +0100
Re: How to simplify certain solutions of trigonometric equation? acer <maple@rogers.com> - 2015-03-09 07:36 -0700
Re: How to simplify certain solutions of trigonometric equation? acer <maple@rogers.com> - 2015-03-09 07:48 -0700
Re: How to simplify certain solutions of trigonometric equation? Rainer Rosenthal <r.rosenthal@web.de> - 2015-03-09 17:56 +0100
Re: How to simplify certain solutions of trigonometric equation? acer <maple@rogers.com> - 2015-03-09 10:15 -0700
Re: How to simplify certain solutions of trigonometric equation? Rainer Rosenthal <r.rosenthal@web.de> - 2015-03-10 01:12 +0100
csiph-web