0475fd53-b641-45dc-a82d-44ead8e0c067 3 4 5 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 :

data 1 1.5 2 2.9 3 4.7 4 6.4 42 mat :

support data o 6 black plot :

x φ 1 x x 2^31 mat :

X data 1 col : Y data 2 col : 21 line

Cholesky companion solver j 1 x φ length range i 1 X length range M i j el X i el φ j el : for for Φ M transpose M * : d M transpose Y * : 12 mat b Φ 1 -^eval d * : 31 line

b 0.125 1.275 0.075 31 mat

M transpose M * not commutative ≡

M transpose Y * not commutative ≡

recast the system x fit b x φ * :

fit x 05 0.1 range : i 1 x rows range y i el x i el fit eval : for x y augment 31 line :

support fit 2 1 sys

fit 0 0.125 0.1 0.2532 0.2 0.383 0.3 0.5142 0.4 0.647 0.5 0.7812 0.6 0.917 0.7 1.0542 82 mat