<p> Polyfit Utilities </p>

cbc5d69c-4567-45ec-a2f3-1020259e4433 29 15 12 decimal

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

data char size clr plot k 1 data rows range r3 k el char : r4 k el size : r5 k el clr : 13 mat for data r3 r4 r5 augment 21 line :

X Y order poly i 1 X length range j 1 order range Q i j el X i el (j^: for for M Q transpose Q * : c M 1 -^Q transpose * Y * eval : 31 line :

xy 2.5 - 1 - 0.2 - 0.5 2.2 3.9 5.6 5.2 2.9 1.1 1.6 5.75 182927 mat transpose :

3 appVersion 0.98.6179 ≡

X xy 1 col : Y xy 2 col : 12 mat data xy . 12 red plot : 21 line

order 3 :

c x f c k el x k^* k 1 order sum :

c x f x c 2 el x * c 1 el + c 3 el x 2^* + (*

c X Y order poly : 0.8224 1.1244 0.0596 - 31 mat

x f c k el x k^* k 1 order sum 11 line :

x c 13 - x ≤ (x 6 ≤ (& cases :

3 f 10.9792

x f x c * data 2 1 sys

X f vectorize Y - 0.7 2.5 - 1.2 - 0.9 - 0.9 1.2 - 0.4 71 mat

Export polyfit c/w 'c' c x f x c 2 el x * c 1 el + c 3 el x 2^* + (* :

c 0.822448502348201 1.12442512129382 0.059554322405077 - 31 mat :