Ti Cx Ii Cas Portable (Edge)

: If your calculator freezes, try resetting it. A soft reset removes all unsaved data; a hard reset clears all data.

In the context of calculators, "TI" followed by letters often denotes a model family. For example: ti cx ii cas

The touchpad under his thumb grew warm. Suddenly, the library around him blurred. The modern ergonomic chairs shifted into heavy oak benches; the LED lamps flickered into the soft, warm light of brass green-shade lamps from the 1920s. : If your calculator freezes, try resetting it