Changes between Version 1 and Version 2 of Ticket #4630


Ignore:
Timestamp:
2017-11-16T10:13:43Z (7 years ago)
Author:
Henning Kiel
Comment:

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  • Ticket #4630

    • Property Cc Martin Sjölund Francesco Casella added

  • Ticket #4630 – Description

    v1 v2  
    1414{{{e^(ln(x)) = x}}} which is an error for {{{x<0}}}
    1515
    16 always correct simplifications
     16'''always correct simplifications''' - implement
    1717* ln(e^x^) = x
    1818* sin^2^(x)+cos^2^(x) = 1
    … …  
    2020* sin(acos(x)) = sqrt(1-x^2^)
    2121* cos(asin(x)) = sqrt(1-x^2^)
     22* tan(atan(x)) = x
    2223
    23 problematic simplifications
     24questionable simplifications
    2425* asin(sin(x)) = ?
    25 * tan(atan(x) = ?
    2626* atan(tan(x)) = ?
    2727* sin(asin(x)) = ?
    … …  
    2929* asin(sin(x)) is shifted triangle function
    3030
    31 incorrect simplifications
     31'''incorrect simplifications''' - do not implement
    3232* cos(acos(x)) = x (only true for -1<=x<=1)
    3333* sin(asin(x)) = x (only true for -1<=x<=1)