DERIVE for Windows
Algebra Window Functions

Enter Expressions and Set System Pararameters

Author:Expression	enter expression
Author:Matrix	enter matrix
Author:Vector	enter vector

Declare:Algebra State:Input	change input state variables
Declare:Algebra State:Output	change output state variables
Declare:Algebra State:Simplification	set options for simplification
Declare:Variable Domain	declare variable and specify domain
Declare:Function Definition	define a function
Declare:Variable Value	assign a specific value to a variable

Options:Color

set algebra window colors

Process Expressions

Simplify:Approximate	compute numeric approximation
Simplify:Basic	simplify
Simplify:Expand	expand
Simplify:Factor	factorize
Simplify:Substitute for:Variables	substitute for variables
Simplify:Substitute for:Subexpression	substitute for subexpression

Solve:Algebraically	solve equation algebraically
Solve:Numerically	solve equation numerically
Solve:System	solve system of linear equations algebraically

Calculus:Differentiate	calculate the derivative
Calculus:Integrate	calculate the integral
Calculus:Limit	calculate the limit
Calculus:Product	calculate the product
Calculus:Sum	calculate the sum
Calculus:Taylor-series	calculate the taylor series
Calculus:Vector	calculate a vector of values

Expression Management

&hibar;, ­or click with mouse	highlight next or previous expression
Ctrl-End	highlight last expression
Ctrl-Home	highlight first expression
Ctrl-PageDown	highlight expression at bottom of current screen
Ctrl-PageUp	highlight expression at top of current screen
PageDown	scroll display down and highlight expression at bottom
PageUp	scroll display up and highlight expression at top
Ctrl- ®, Ctrl- ¬	sideshift expression

Ý- ®, Ý- ¬	highlight neighboring subexpression
Ý- &hibar;	highlight next lower subexpression
Ý- ­	highlight next higher superexpression

Edit:Annotation	update expression annotation
Edit:Copy Expressions	copy highlighted expressions into clipboard
Edit:Expression	edit expression, vector, or matrix
Edit:Go to Expression	highlight specific expression
Edit:Move	move sequence of expressions
Edit:Remove	remove expressions
Edit:Unremove	unremove expressions

File:Save As	save math file under a name
File:Close	close algebra window
File:Load:Data	load ASCII file containing numbers as matrix
File:Load:Math	load math file into active algebra window
File:Load:Utility	load utility file without displaying definitions
File:New	open unnamed algebra window
File:Open	open math file in new algebra window
File:Save	save math file under current name
File:Write To:Basic file	save expressions in BASIC format
File:Write To:C file	save expressions in C format
File:Write To:Fortran file	save expressions in FORTRAN format
File:Write To:Pascal file	save expressions in PASCAL format

Authoring An Expression

F3	copy highlighted expression
F4	copy highlighted expression and put parentheses around it
¿	enter input string
ESC	interrupt the input or menu
TAB	move to next active field
Ý-TAB	move to previous active field
Insert	switch insert mode on or off
Delete	erase character at cursor's position
Back	erase character left of cursor
¬, ®	move cursor one character left / right
Home, End	move cursor to beginning / end of editing line

Ctrl-Q or Ctrl-Ý-8 or ›sqrt‹	square root Ö
Ctrl-P or Alt-Ý-P or ›pi‹	p
Ctrl-E or Alt-Ý-1 or ›#e‹	Euler's number e
Ctrl-I or Ctrl-Ý-1 or ›#i‹	imaginary unit Ö-1=i
Ctrl-0 or Ctrl-Ý-2 or ›inf‹	infinity ¥
Ctrl-O or Alt-Ý-2 or ›deg‹	degree °
Ctrl-T or Alt-Ý-6 or ›complement‹	back accent `
Ctrl-U or Alt-Ý-4 or ›union‹	union È
Ctrl-N or Ctrl-Ý-4 or ›intersection‹	intersection Ç
Ctrl-B orCtrl-Ý-7 or ›sub‹	index &hibar;
Alt-Ý-A, Alt-Ý-B, etc.	lower case Greek letters a, b, etc.
Alt-Ý-E or ›epsilon‹	Epsilon e
Ctrl-Ý-A, Ctrl-Ý-B, etc.	upper case Greek letters A, B, etc.

Generate Documents

Edit:Mark and Copy	mark then copy rectangular portion of screen
File:Print	print document
File:Print Preview	preview printing of document
File:Page Setup	define format of print page
Options:Printing	select printing options