E-mail us at helicon@rm.com or telephone us on 08450 700300.

Looking for help with one of our CD-ROM products? Visit our technical support section.

Can you remember the sine and cosine rules, or what Pythagoras' theorem is? This pocket dictionary provides reliable information that will help you solve mathematical problems.

ISBN: 1-85986-227-6
Length: 192 pp
Size: 148 × 105 mm (4¹/₈ × 5⁷/₈ in)