; Each registration makes a difference. Don't put it off for later.
e = exp(1) ; Natural log constant (2.71828182845904524)
h = 6.62607540E-34 ; Planck's constant (J s)
logx(base,num) = log(num) / log(base)
; redirect off ; You may need redirection off for better display depending
; on your screen configuration.
; color 11,1 ; Remove the semicolon to use the color command.