refi64

#!/usr/bin/env python3

import collections
import multiprocessing
import multiprocessing.connection
import os
import subprocess
import sys

refi64

kma

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refi64

compress:{,/({y,$#x@y}t)'!t:=x}

refi64

abstract class MyType {
  void doStuff();
}

mixin MyTypeHelpers {
  void protectedUtilityMethod() => print('Protected method');
}

abstract class MyDerivedType implements MyType {
  factory MyDerivedType.create() => MyDerivedTypeImpl();

refi64

/ square root of double precision epsilon (sqrt(2^-52))
E:1.4901161193847656e-8
/ abs[x]: absolute value of x
abs::$[x>0;x;-x]
/ xeq[x;y]: tests if x and y are approximately equal (difference is <sqrt(epsilon))
xeq::E>abs x-y
/ sb[q] Stern-brocot tree search, e.g. sbt[1%3] returns (1 3)
sbt:{[q]+/({[q;LH]~xeq[q;%/+/LH]}q;{[q;L;H]$[q>%/M:L+H;(M;H);(L;M)]}[q].)/:(0 1;1 0)}

/ benchmark: