april

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inverse of a function with some indexing

1

should april throw a domain error like dyalog does or should it be able to handle this? ```lisp CL-USER> (april "{'ABC'[⍵]}2") #\B CL-USER> (april "({'ABC'[⍵]}⍣¯1)'B'") NIL ``` ```apl ({'ABC'[⍵]}⍣¯1)'B' DOMAIN...

justin2004

https://codeberg.org/CptJimKirk/aoc/src/commit/da2d8826e9f9356fde81a350b9d3817312a47999/cl/apl/15.apl#L54 Over a 1000 1000⍴0 array, apply a function to windowed regions defined by ``` {{↓(⊃⍵)+⍤1⊢↑,⍳1+⊃|-/⍵}1↓¨⍵} ``` where `⍵` is `(x1 y1)(x2 y2)` integer pairs of coordinates. In Dyalog this...

carkat

In the APL wiki at https://aplwiki.com/wiki/Matrix_Divide#Applications it mentions that matrix divide should do least squares regression for an overdetermined system This PR implements linear-regression for the domino operator Example use;...

faeredia

fix to make cnn run (for me)

1

I had to "copy" the variables from state since I got errors like `APRIL-WORKSPACE-CNN-DEMO-SPACE-LEX::|trimgs| is unbound` with the original code. I was running off april in quicklisp (20211020-git), so maybe...

mandus

``` APRIL> (time (april "{+/,(3 3 ⍴ ¯1 ¯1 ¯1 ¯1 9) × ⍵}⌺ 3 3 ⊢ 300 300 ⍴ 100 ⋄ 0")) Evaluation took: 11.227 seconds of real time...

justin2004

demo has an error message

3

``` ; The variable VEX::OUTPUT is unbound. ; console: 2.72 7.39 20.1 2.71828 7.38906 20.0855The variable VEX::OUTPUT is unbound. ``` Also, not very familar with apl-vim, running the setup but...

kwccoin

LispWorks 8.0.1 and April from Master (13. Jan 2024)

5

Using LispWorks 8.0.1 ARM64 on Linux I've compiled April and ran demo + test successfully. Ran demo and tests quick, no delays. Problems: * default character type needs to be...

lispm

```common-lisp (april:april "⍸1 2 3") ; => #(1) (should be #(1 2 2 3 3 3)) (april:april "⍸¯1 0 1") ; => #(3) (should signal an error) ```

paulapatience

On SBCL 2.4.0, running: ```common-lisp (april:april "m←1 2⍴1 2◊⍉m") ``` results in the following error: ``` failed AVER: (MEMBER SB-X86-64-ASM::SIZE '(:DWORD :QWORD)) This is probably a bug in SBCL itself....

paulapatience

Building with SBCL 2.4.6 / ASDF 3.3.5 for quicklisp dist creation. Trying to build commit id 14269352daa5b0bc49ed00db78c1fa7c8deb1edb *april-demo.ncurses* fails to build with the following error: ``` Unhandled SIMPLE-ERROR in thread...

quicklisp