The JPL and the Hilbert Matrix

Array Cast - August 4, 2023
Show Notes

Thanks to Bob Therriault and AdámBrudzewsky for gathering these links:

[01] 00:01:49 Stephen's book contributions sjt AT 5jt DOT com

              Dyalog User Meeting https://www.dyalog.com/user-meetings/dyalog23.htm

[02] 00:04:19 Henry ArrayCast episodes
              ArrayCast Episode #6 https://www.arraycast.com/episodes/episode-06-henry-richs-deep-dive-into-j

              ArrayCast Episode #18 https://www.arraycast.com/episodes/episode18-henry-rich-presents-j903

              ArrayCast Episode #48 https://www.arraycast.com/episodes/episode48-henry-rich

              ArrayCast Episode #50 https://www.arraycast.com/episodes/episode50-fold

              APL Farm Discord https://aplwiki.com/wiki/APL_Farm

[03] 00:10:40 Todd Rundgren https://en.wikipedia.org/wiki/Todd_Rundgren

[04] 00:13:00 J's Extended Integer type https://code.jsoftware.com/wiki/Vocabulary/Constants#Extended_Integers

              lib.gmp https://gmplib.org/

              Infinity in J https://code.jsoftware.com/wiki/Vocabulary/Constants#Infinity

              Endianness https://en.wikipedia.org/wiki/Endianness

[05] 00:20:25 NaN or Indeterminate in J https://code.jsoftware.com/wiki/Essays/Indeterminate

              Null in K https://k.miraheze.org/wiki/Null%3F

[06] 00:25:46 Fixed point type https://en.wikipedia.org/wiki/Fixed-point_arithmetic

[07] 00:29:30 Floating Point Math https://0.30000000000000004.com

              NARS2000 https://aplwiki.com/wiki/NARS2000

              J constants https://code.jsoftware.com/wiki/Guides/Constants

[08] 00:35:20 Hilbert Matrix https://en.wikipedia.org/wiki/Hilbert_matrix

[09] 00:37:00 Kamila Lisp https://aplwiki.com/wiki/KamilaLisp

              Euler's Formula https://en.wikipedia.org/wiki/Euler%27s_formula

              Dyalog Idioms https://help.dyalog.com/latest/#Language/Introduction/Idiom%20Recognition/Idiom%20List.htm

              Roger's Comments https://www.dyalog.com/blog/2015/12/apl-puns/

[10] 00:39:00 World Math Day https://www.jsoftware.com/papers/APLQA.htm#worldmathsday

              Complex Floor https://aplwiki.com/wiki/Complex_floor

[11] 00:44:50 Dyalog Time Functions https://help.dyalog.com/latest/#Language/System%20Functions/dt.htm

              French Republican Calendar https://en.wikipedia.org/wiki/French_Republican_calendar

              Proleptic Gregorian calendar https://en.wikipedia.org/wiki/Proleptic_Gregorian_calendar

              Leap year rules https://en.wikipedia.org/wiki/Leap_year

              Microsoft Date Time Picker https://learn.microsoft.com/en-us/dotnet/api/system.datetime.ticks?view=net-7.0

[12] 00:48:20 Ben Deane Calendrical C++ https://www.youtube.com/watch?v=qD8HQl1fU5Y

[13] 00:53:24 Rosetta Code https://rosettacode.org/wiki/Rosetta_Code

              J Wiki https://code.jsoftware.com/wiki/Main_Page

[14] 00:59:13 Ktye https://aplwiki.com/wiki/APL%5Civ

              April https://aplwiki.com/wiki/April

              ArrayCast Episode #23 https://www.arraycast.com/episodes/episode23-andrew-sengul

[15] 01:00:47 Scrabble word list Collins https://en.wikipedia.org/wiki/Collins_Scrabble_Words

              NWL https://en.wikipedia.org/wiki/NASPA_Word_List

              Official Scrabble Players Dictionary https://en.wikipedia.org/wiki/Official_Scrabble_Players_Dictionary

[16] 01:03:50 Contact AT ArrayCast DOT com