		    Calc
                    ====

                By: David A.S.Crofts
                    23 Brisbane Street
                    BERWICK  3806
                    Victoria
                    Australia

                    email : dasc1961@netscape.net


Installation Instructions
=========================

unzip file and cd to "calc". This is where you are now.

Execute commands :-

    chmod 775 *.sh

    ./make.sh
	
You can now run executable file "calc" with command "./calc" 

You can alternatively execute "calc" 
with large font in new xterm window with command :-

    ./calc.sh
    
You can use included file "calc.gif" as an icon for your desktop.


Instructions for use
====================


Numbers		[-]nnn...[.nnn...][e[+/-]nnn]
-------
		eg: 1, -1, 0.333, -0.333, -1e100, 1e-100 

Constants	e, pi
---------
		note:	e =  2.718281828459045235
			pi = 3.141592653589793238

Operators	**, *, /, +, -
---------
		note:	**  is to the power.
			operators are binding order.

Functions	-, abs, acos, asin, atanh, atan.
---------	cosh, cos, exp, log2, log10, log,
		sinh, sin, sqrt, tanh, tan.

		eg: asin(1/sqrt(2)), tan(pi/4), -(-(1))


Up/Down Cursor Keys maybe used to select previously entered
expresions which may then be edited.

Press Ctrl+D to exit.

