   Maxima 5.11.0 change log
   Prepared 2006/12/20


   Backwards-incompatible changes:

 * Variable ?stringdisp renamed to stringdisp


   New items:

 * Xmaxima reference manual

 * share/contrib/stats: Functions for frequentist statistical inference

 * share/diff_form: Functions to work with differential forms

 * share/contrib/quaternion.mac: Functions to work with quaternions

 * share/contrib/topoly.lisp: Return polynomial for algebraic expression

 * New plot option plot_realpart


   Other revisions:

 * Revised equal function, fixes bugs: 1547584 1496329 1489164 1435600
   990924 902694 885795 884947 851436 812968 649669

 * Fixed several bugs in Xmaxima

 * Access to reference manual (describe function) now faster

 * Revisions and enhancements in reference manual (all languages)

 * Differential equations: Update code and test suite

 * Self-test suite: additional tests (rtest_equal, others)

 * Revisions and enhancements in build and packaging (Windows and Linux)

 * share/contrib/pdiff: Bring package up to date

 * Bug fixes and enhancements in Emaxima

 * Minor revisions for better compatibility with Scieneer Common Lisp


   Bug fixes not otherwise mentioned:

 * 1603680: print with lispdisp true

 * 1594330: limit(x*(atan(x)-%pi/2),x,inf)

 * 1590528: Does debugmode(true) actually do anything?

 * 1582625: integrate(t^2*log(t)/((t^2-1)*(t^4+1)), t, 0, 1)  wrong?

 * 1573247: cholesky factor  of double blocked matrix

 * 1571454: plot2d(0.99,[x,0,5]) is very slow

 * 1569644: expand(ceiling(...)) doesn't look inside

 * 1565029: ratsubst and sets, floor, ceiling, min, max

 * 1563838: error message from list_matrix_entries

 * 1552710: product(sum(f(i),i,1,inf),j,1,inf) => inf (wrong)

 * 1552253: empty locale environment variables => error at launch

 * 1550985: niceindices

 * 1547769: integrate(sqrt(x^3/(2*a-x)),x,0,2*a)

 * 1515063: display2d should use parenthesis for limits

 * 1504505: integrate( 1/(x^8-1),x,0,1/2) => internal error

 * 1469411: limit(t^2*exp(-4*t/3-8*exp(-t)),t,inf) is wrong

 * 1298076: vect.mac & product function

 * 1073338: integrate yields incorrect result on rational function

 * 1044318: defint(1/(sin(x)^2+1),x,0,3*%pi) wrong

 * 965926: trigsimp exponentially slow on lists

 * 626721: logarc of atan2 wrong

 * 626697: limit(atan2(y,x),y,minf) => -FALSE

 * Unnumbered: problem with openmath on Windows 9x

 * Unnumbered: zeromatrixp(matrix([%i])) --> `sign' called on an
   imaginary argument

 * Unnumbered: featurep(x[1](2),integer) --> Lisp error

 * Unnumbered: GCL number of arguments limitation in $MATRIX

 * Unnumbered: unintended case inversion in declare(foo, alphabetic)

 * Unnumbered: xreduce(f,[a,b,c]) and xreduce(union, set(set(a),set(b)))

 * Unnumbered: bug in noncommutingring (linearalgebra package)

 * Unnumbered: subscripted values in change_to_shift (solve_rec package)

 * Unnumbered: Gnuplot 3-d division by zero on constant expression

 * Unnumbered: rat(x) returns 0 for floats < 1e-37

