STARTEQWVPN
README.txt V3.5 (c) VPN
NEW: INV2POW1, SQRT2R.OOT,
SQRT2.POW
Reorganized
the menus
Docs
updated with new example
E-MAIL:
NOTE: Before install set RADIX to .
-51 CF
INSTALL:
· Copy contents
of the STARTEQW.VPN to HOME
USAGE:
0. Set some modes
· CHOOSE:Mini font -90 SF
· User
keys on -62 SF
1. Start EQW [EQW]
2.Write Equation
3.Press [CUSTOM]
4.Select SubMenu OK/CANCL
5.Select Function
OK/CANCL
NOTE: Solving may give several
solutions
Choose one
to continue
OR CANCL puts
the solution list to the Stack
and
returns to problem.
EXAMPLE 1: 'X*X=1'
[Right-Shift] [EQW]
[ X ] [ * ] [ X
] [Right-Shift] [ = ] [ 1 ]
[Right-Shift]
[Cursor-Up]
[Left-Shift] [CUSTOM]
VX:SOLVE,DER.. [ OK ]
[Cursor-Down] [Cursor-Down]
[Cursor-Down] [Cursor-Down]
select SOLVEVX [ OK ]
CHOOSE A
SOLUTION
'X=-1'
'X=1'
EXAMPLE 2: 'SIN(X)'
[Right-Shift] [EQW]
[SIN] [ X ]
[Right-Shift]
[Cursor-Up]
.GIF)
[Left-Shift] [CUSTOM]
VX:SOLVE,DER.. [ OK ]
[Cursor-Down]
select ISOLVX [ OK ]
CHOOSE A
SOLUTION
'X=-(2*pi*n1-pi)'
'X=2*pi*n1'
EXAMPLE 3: '√(X+1)/(2*(X+1))'
[EQW]
[ √X ] [ X
] [ + ] [ 1 ]
[Right-Shift]
[Cursor-Up]
[ ÷ ] [ 2 ] [Left-Shift] [ ( ) ] [ X ] [ + ] [
1 ]
[Right-Shift]
[Cursor-Up]
[Left-Shift] [CUSTOM]
[Cursor-Up] [Cursor-Up]
[Cursor-Up]
INVFRAC COLCT.. [ OK ]
[Cursor-Down] [Cursor-Down]
select PARTFRAC [ OK
]
[Left-Shift] [CUSTOM]
[Cursor-Up] [Cursor-Up]
[Cursor-Up]
INVFRAC COLCT.. [ OK ]
F2NINVD [ OK ]
[Cursor-Down]
[Left-Shift] [Cursor-Right]
[Left-Shift] [CUSTOM]
[Cursor-Up] [Cursor-Up]
XROOT SQRT.. [ OK ]
[Cursor-Up] [Cursor-Up]
SQRT2.POW [ OK ]
[Cursor-Right]
[Left-Shift] [CUSTOM]
[Cursor-Up] [Cursor-Up]
[Cursor-Up]
INVFRAC COLCT.. [ OK ]
[Cursor-Down]
INV2POW1 [ OK ]
[Right-Shift] [Cursor-Left]
[Left-Shift] [CUSTOM]
[Cursor-Up] [Cursor-Up] [Cursor-Up]
INVFRAC COLCT.. [ OK ]
[Cursor-Up] [Cursor-Up]
POWCOLCT [ OK ]
[Cursor-Down] [Cursor-Right]
[EVAL]
[Cursor-Up] [Cursor-Left]
[EVAL]
'1/2*(X+1)^(-1/2)'
EXPERIMENT!
COPY AND MODIFY YOUR OWN CUSTOM FUNCTIONS!
#EOF