HP -01 Owner's Manual page 101

There are some special operations not covered here—e.g., dynamic calculations, day of the
week, etc.—but they too are only mathematical manipulations of the four types of data.
Given an understanding of your HP-01, you can appreciate the thoughtful design and engineer-
ing expertise that has produced this interactive, multifunction capability in a compact 6-ounce
package.
Operational Description 99