c96c60d5-3b4c-4073-9b1a-93272334ea5e 8 3 5 decimal

&[DATE] &[TIME] - &[FILENAME]

n x roundup_n n x n / trunc 1 + (* x n / x n / trunc - 0 > n x n / trunc (* cases :

Is exact for n=5 adapt for n ≠ 5

n 5 :

data n Decimate collects every 'n' points range 1 data rows 1 - (n range : k 0 : i range u k el data i 1 el : k k 1 + : 31 line for data 1 el u stack 31 line 31 line :

x 100 - 100 99.123456789 - range : i 1 x rows range R i el n x i el roundup_n : for 21 line

R n 1 + Decimate 11 mat 100 - 95 - 90 - 85 - 80 - 75 - 70 - 65 - 60 - 60 - 55 - 50 - 45 - 40 - 35 - 30 - 25 - 25 - 20 - 15 - 10 - 5 - 05101015202530354045455055606570758080859095100461 mat 11 mat