ChangeLog-5.31

   Maxima 5.31 change log


   Changes in core:

 * Galois fields: revision, introduction of extension fields
 * inverse_jacobi_sn: improve accuracy
 * Bessel functions: integral of bessel_i, bessel_j of arbitrary order
 * matrix functions: revise ModeMatrix, mat_function, dispJordan, diag, JF
 * signum: do not declare signum real- or integer-valued
 * carg: declare carg real-valued
 * parser: add L, l, W, and w to list of exponent marker characters


   Changes in share:

 * package stringproc: new functions readchar, md5sum, base64


   Other changes:

 * documentation: minor changes to make Texinfo 5 happy
 * build system: changes to make Maxima build correctly on Windows


   Bug fixes:

 * 2622 base64 type warnings
 * 2619 Function inverse_erf - error in numerical evaluation
 * 2612 known_units() broken
 * 2608 quad_qags(x,x) generates a lisp error
 * 2607 lbfgs documentation is incomplete
 * 2604 fft.dem is out of date
 * 2603 fft documentation
 * 2602 lu_factor regression
 * 2599 cl-info error handling
 * 2597 logcontract and subscripted log
 * 2594 Incorrect integration of product of cosines
 * 2591 risch gives Lisp error for sinh expression
 * 2583 sign error for integrate(x^(8*%i-1),x);
 * 2570 Make acos(cos(x)) simplify to x when on correct interval
 * 2569 translate rat(1,x) and rat([1]) incorrect
 * 2536 Lisp error in limit: \
 * 2501 %pi/8 is definitely not an integer
 * 2475 limit(x^(mu/x^g),x,inf) --> error

 unnumbered bugs:

 * mailing list 2013-05-22: "array-lambda error with 5.30.0"
 * mailing list 2013-05-07: "defrule regression compare to version 5.29.1"
 * fix rk() when the independent variable's initial value is nonzero
 * fix bug in asksign
 * fix wrong noun form returned for jacobi_nc(elliptic_kc(m)/n,m)