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Ask.sagemath.org news digest

  • 4 days

    Bug in solve?

    Using SageCell, var('a,r,y') solve(a*log(r)+r==y,r)yields [r == -a*log(r) + y]including `r` in the solution. Is this a bug for equations involving logarithms?

  • 14 years

    How to change _latex_ of log to \ln ?

    And also more changes, for example: tan to \tg, sin to \sen etc. It's very common to use this small differences in classes in Portugal.

  • 4 days

    Collapsed lines in Sage cells

    When I put Sage cells on a website, there are, next to some of the line numbers, those small triangles, which, when clicked upon, make part of the code collapse (or re-appear, after clicking again). Is there any way in which I, as the website programmer...

  • 10 days

    Question about parametric resolution of a nonlinear system.

    Question about parametric resolution of a nonlinear system.Given the set of all Pythagorean quadruples a^2+b^2+c^2=d^2a=u^2+v^2-s^2-t^2b=2*(u*t+v*s)c=2*(v*t-u*s)d=u^2+v^2+s^2+t^2and given a subset of Pythagorean quadruples that have the characteristic...

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