Category Archives: Publishing

Printable worksheets for activities in ACS2e and APC

Posted on August 22, 2025 by Matt Boelkins

Thanks to a recent PreTeXt development, all Preview Activities and Activities in both ACS2e and APC can be printed in PDF directly from the HTML version. For example, if you look at Activity 1.5.2 in ACS2e, you’ll see a printer … Continue reading →

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Active Calculus (Single) – updates for Fall 2025

Posted on July 22, 2025 by Matt Boelkins

Several important changes are coming to Active Calculus (Single Variable) in time for the Fall 2025 semester, including a new Second Edition; at the same time, the current versions will remain fully available for the foreseeable future. If you are … Continue reading →

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New workbooks: now with space between prompts

Posted on August 8, 2024 by Matt Boelkins

I’m excited to announce a change in the layout of the workbooks for Active Calculus (Single) and Active Prelude. Thanks to some recent developments in the PreTeXt worksheet environment and especially thanks to Mitch Keller’s technical expertise and production genius, … Continue reading →

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Math with all the feels

Posted on September 1, 2023 by Matt Boelkins

The following is a guest post from David Austin. David is Professor of Mathematics at Grand Valley State University, author of the free OER text Understanding Linear Algebra, chair of the American Institute of Mathematics’ Open Textbook Initiative Editorial Board, … Continue reading →

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Three notes about updated HTML for APC and ACS

Posted on August 27, 2023 by Matt Boelkins

For all Active Calculus texts, users should always view the HTML version of each as the definitive version: the HTML is easiest and fastest to update. You can always see the last date the HTML was updated by going to … Continue reading →

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Active Calculus 2019 updates

Posted on July 31, 2019 by Matt Boelkins

I’m excited to share several important updates: 1. new landing page at https://activecalculus.org 2. updated versions of Active Calculus (single variable, 2018 edition) in HTML, PDF, and print (with updated activities workbooks [1-4], [5-8], too) 3. updated version of Active Prelude … Continue reading →

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Active Preparation for Calculus

Posted on January 2, 2019 by Matt Boelkins

[August 2019 update: I re-named the text “Active Prelude to Calculus” as part of recent summer 2019 editing.  I won’t change the title again :-).  All else below still applies, with updated links.] Back in May, I wrote of my … Continue reading →

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“Why I self-publish with Amazon”

Posted on October 4, 2018 by Matt Boelkins

I stumbled across this great post by Robert Ghrist of the University of Pennsylvania.  More people should read and follow it.  I’ll add that I agree with nearly everything he says and add one additional positive that’s not explicit:  by … Continue reading →

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Active Calculus 2018 Workbooks – now available in print

Posted on August 21, 2018 by Matt Boelkins

New for 2018, we’ve created bound, print versions of the activities workbooks for Active Calculus.  There’s one for chapters 1-4 (the typical first semester differential calculus material), and another for chapters 5-8 (the typical second semester integral calculus). Each workbook … Continue reading →

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Active Calculus 2018 – new edition

Posted on August 1, 2018 by Matt Boelkins

I’m excited to share several updates to Active Calculus: 1. New 2018 edition of Active Calculus – single variable The 2018 HTML version is now live at https://activecalculus.org/single/.  The PDF will be posted in the near future on a new page … Continue reading →

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