Each volume of APEX Calculus is available for free as a .pdf. (Donations are accepted at bottom.) If you want a paper copy, feel free to print your .pdf in whatever manner you choose. Nicely bound black & white copies of the text are also available for sale for $15 through Amazon.com.

Look for the sideways cover! To avoid purchasing an old version of the book, look for the sideways "Calculus Version 4.0."

If you want the text made available in your campus bookstore, give the ISBN and URL information found below to your bookstore manager.

Where to buy: Texts are available for purchase through this website and through Amazon.com. Purchases through Amazon may arrive sooner and is probably the best option for small orders. Bookstores or others that purchase large quantities are better served purchasing through this website using the form found below.

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Calculus 1: Volume 1 of APEX Calculus, Version 4.0 (Chapters 1 - 6.1)

Calculus 2: Volume 2 of APEX Calculus, Version 4.0 (Chapters 5 - 8)

Calculus 3: Volume 3 of APEX Calculus, Version 4.0 (Chapters 9 - 14)

Calculus 3*: Abridged Volume 3 of APEX Calculus, Version 4.0 (Chapters 9 - 13)

APEX Calculus for Quarters


Calculus Q1: Volume 1 of APEX Calculus for Quarters, Version 4.0 (Chapters 1 - 4)

Calculus Q2: Volume 2 of APEX Calculus for Quarters, Version 4.0 (Chapters 5 - 7 + Differential Equations)

Calculus Q3: Volume 3 of APEX Calculus for Quarters, Version 4.0 (Chapters 9 - 11)

Calculus Q4: Volume 4 of APEX Calculus for Quarters, Version 4.0 (Chapters 12 - 14)

Bulk Orders are available through the order form below. Ordering through the Amazon website is likely more economical for those purchasing small quantities; orders through Amazon will likely be received more quickly. The order form below is targeted towards college/university bookstores who don't mind a 2- or 3-week delivery time. The lower per-item cost and shipping savings on large orders means bookstores can compete on price with Amazon when purchasing with this form.

APEX Calculus

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APEX Calculus for Quarters
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Return/Refund Policy: If your book arrives damaged, you may request a refund or replacement. Returns and refunds are otherwise not available. (This order form is intended for bulk orders; individuals who want a more generous return/refund policy are likely better served through Amazon.com.)


The .pdf's are free. If you want to support ongoing improvements to the text, or just want to say "Thank you", click the "Support APEX Calclulus" button below. Any and all support is appreciated.

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