' - - File: II_UnitA.txt

'     Constants & Functions.
'     Key Enter after EACH typed line, or the program will not see it.

b3 = 5  :  ax = -1.2E-1   	' Use  colons to separate statements on same line.
Cc{t} = t^3 - 1E2		' Blanks ignored. Use for readability.

F{t} = t^2 - 1/t
Fb{x,y} = x^2 + y^2 - ax/b3

D{x} = 1 / 0		' Division by zero? What the program does is set the value
			'    to 1E20. This is done because when we graph functions,
			'    we may divide by zero, yet want the graph to complete--
			'    even with a bad data point.

' - - - - - - - - - - - - - - - - -Use  built-in functions from the keyboard - - - - - - - - - - - - - - 
Ba{x} = x - Sqrt[3*x]		' Use the keys at the right if you wish.
S{x} = Sin[x - 1]^2 + Cos[x - 1]^2

a = 2: b = 3: c = -3
V{t} = t*t / 5  :  G{t} = t / b  :  H{t} = 7 + Sqrt[a]
X{t} = V{t + G{a + H{t + c} } }

< t = 1 ; x = 3 ; y = 4>                   ' Use colons (:) to separate parameters.

' Check out the Display Precision under Options: Computation.

