[Ecls-list] maxima 5.27.0

[Andrey G. Grozin]

maxima-5.27.0 is in Gentoo. Testsuite full times on my 32-bit x86 box (seconds) 
and failed tests are:

sbcl-1.0.55    166
cmucl-20c      181
gcl-2.6.8_pre  184
clozurecl-1.8  253  rtest15 (37, 193, 196)
ecl-12.2.1     345  rtest8 (126, 127)
clisp-2.49     569

Details of failed tests:

clozurecl:
----------------------------------------------------------------
********************** Problem 37 ***************
Input:
     2         2 - %pi
  sin (3 a) sin (----- + a + b)
                   3
(-----------------------------
             2     %pi
          sin (a - ---)
                    3
                                 - %pi
    2 sin(a) sin(3 a) cos(b) sin(----- + a + b) sin(3 a + 3 b)
                                   3
  - ----------------------------------------------------------
                             %pi
                     sin(a - ---) sin(a + b)
                              3
       2       2
    sin (a) sin (3 a + 3 b)
  + -----------------------, result : trigrat(%%),
             2
          sin (a + b)
expected : (- (- 9 + 10 cos(2 a) - 2 sqrt(3) sin(2 a) - cos(4 a)
  + sqrt(3) sin(4 a) + 10 cos(2 b) - 2 sqrt(3) sin(2 b) - cos(4 b)
  + sqrt(3) sin(4 b) - 4 cos(2 b - 2 a) - 8 cos(2 a + 2 b)
  + 4 sqrt(3) sin(2 a + 2 b) + 2 cos(4 a + 2 b) - 2 sqrt(3) sin(4 a + 2 b)
  + 2 cos(2 a + 4 b) - 2 sqrt(3) sin(2 a + 4 b) - cos(4 a + 4 b)
  + sqrt(3) sin(4 a + 4 b)))/4, ratsimp(result - expected))


Result:
Polynomial quotient is not exact
error-catch

This differed from the expected result:
0

********************** Problem 193 ***************
Input:
                2
               t  log(t)
integrate(-----------------, t, 0, 1)
             2            4
           (t  - 1) (1 + t )


Result:
                    2
   (sqrt(2) - 2) %pi
- ------------------
           32

This differed from the expected result:
                  2
(sqrt(2) - 1) %pi
------------------
         9/2
        2

********************** Problem 196 ***************
Input:
                                         1
factor(expand(sqrtdenest(integrate(------------, x, 0, 1))))
                                    1          4
                                    - + (x - 3)
                                    2
                                     3/4      9/4
                     73 + sqrt(2) + 2    - 3 2
  - factor((- (- log(----------------------------)
                                  33
                        3/4      9/4              3/4    5/2    13/4
        73 + sqrt(2) - 2    + 3 2              - 2    + 2    - 2
  + log(----------------------------) + 2 atan(---------------------)
                     33                                3/4    13/4
                                                 98 + 2    - 2
            3/4    5/2    13/4
           2    + 2    + 2         7/4
  + 2 atan(-------------------)))/2   )
                   3/4    13/4
           - 98 + 2    - 2


Result:
          13/4    5/2    3/4              13/4    5/2    3/4
         2     + 2    + 2              - 2     + 2    - 2
(2 atan(-------------------) + 2 atan(---------------------)
            13/4    3/4                    13/4    3/4
         - 2     + 2    - 98            - 2     + 2    + 98
           9/4    3/4                            9/4    3/4
        3 2    - 2    + sqrt(2) + 73        - 3 2    + 2    + sqrt(2) + 73
  + log(----------------------------) - log(------------------------------))
                     33                                   33
                 9/4    3/4
   7/4        3 2    - 2    + sqrt(2) + 73
/2    - (log(----------------------------)
                           33
             9/4    3/4
        - 3 2    + 2    + sqrt(2) + 73
  - log(------------------------------) - 2
                      33
           3/4                      1/4
       79 2    + 365 sqrt(2) + 877 2    + 5
  atan(------------------------------------)
                      10657
                 3/4                      1/4
           - 79 2    + 365 sqrt(2) - 877 2    + 5    7/4
  + 2 atan(--------------------------------------))/2
                           10657

This differed from the expected result:
0
----------------------------------------------------------------

ecl:
----------------------------------------------------------------
********************** Problem 126 ***************
Input:
                  1                                       2
(f : diff(----------------, a), g : quad_qags(f b (1 - b) , b, 0, 1) ,
                  2                                                  1
           (a - b)  + 1 + 1
                                                      find_root(g = 0, a, 0, 1))


Result:
                                          2
                                 2 (1 - b)  (a - b) b
find_root(subscript(quad_qags(- --------------------, b, 0, 1, epsrel = 1.e-8,
                                           2     2
                                   ((a - b)  + 2)
                epsabs = 0.0, limit = 200), 1) = 0, a, .3980373668760611, 0.375)

This differed from the expected result:
.3978613590133817

********************** Problem 127 ***************
Input:
                  1                                       2
(f : diff(----------------, a), g : quad_qags(f b (1 - b) , b, 0, 1) ,
                  2                                                  1
           (a - b)  + 1 + 1
                                                      find_root(g = 0, a, 0, 1))


Result:
                                2
                       2 (1 - b)  (a - b) b
find_root(quad_qags(- --------------------, b, 0, 1)  = 0, a,
                                 2     2
                         ((a - b)  + 2)
                                                     1
                                                       .3980373668760611, 0.375)

This differed from the expected result:
.3978613590133817
----------------------------------------------------------------

Andrey
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