hat
Se konsa dégradé fonksyon tanperati a egal-ego a moins 20 e pou a x moins au plus y au ­ ou yo pat kapab byen kapab li sa a - plus z au, fwa mwen moins 20 y.
eng
So the gradient of the temperature function is equal to minus 20 e to the minus x squared plus y squared-- you probably can't read this-- plus z squared, times i minus 20y.