2021-01-15
Pi Calculation:
slidng =: <;._3
chunk =: 3 : '(2*i.((#y) % 2)) { 2 sliding y'
pi =: 3 : '+/ > 8% each */ each chunk 1+ 2 * i.y'2021-01-17
Pi Calculation (revised from above because we learned things):
pi =: 3 : '+/ > 8 % each */ each _2 <\ 1+ 2 * i.y'