Rotating And/Or Elevating The Viewing Angle - Texas Instruments TITANIUM TI-89 User Manual

For example, suppose you trace the paraboloid z(x,y) = x
indicated Window variables. You can easily move the cursor to a position such as:
Trace cursor
Valid trace
coordinates
Although the cursor is actually tracing the paraboloid, it appears off the curve because
the trace coordinates:
• and are within the viewing cube.
xc yc
– but –
• is outside the viewing cube.
zc
QuickCenter lets you center the viewing cube on the cursor's location. Simply
Note:
press ¸.
When is outside the z boundary of the viewing cube, the cursor is physically displayed
zc
at or (although the screen shows the correct trace coordinates).
zmin zmax

Rotating and/or Elevating the Viewing Angle

Rotating and/or Elevating the Viewing Angle
Rotating and/or Elevating the Viewing Angle Rotating and/or Elevating the Viewing Angle
In 3D graphing mode, the
determine your line of sight. The
that line of sight.
3D Graphing
q and f Window variables let you set viewing angles that
eye eye
Window variable lets you rotate the graph around
eye
2 2
+ .5y graphed with the
386