Installer: If you have purchased the MathematicaHandbook and have received a registration code, and you want to download the installer now, click the link below. It will take you to the page where you can follow the step by step instructions to install your MathematicaHandbook.
Activation code: If you need to install the MathematicaHandbook on a computer, you must obtain a machine-specific activation code. Your purchase entitles you to receive up to three activation codes.
Please click the link below to go to the page where you can follow step by step instructions.
Please note: You will need your registration code to receive a new activation code.
Registration code: If you forgot your registration code(s), please click the following link to look it up.
For problems with the purchasing process, send an email to or call 949 378-2457.
For problems with installing or using the Handbook, please check the FAQ before sending an email to
For other problems, send an email to