Supported by the following organizations
This is to certify that Demir Türkcan successfully completed and received a passing grade in CalcAPL1x: Calculus Applied! a course of study offered by HarvardX, an online learning initiative of Harvard University.
Noted by
John Wesley Cain
Senior Lecturer on Mathematics Harvard University
Juliana Belding
Professor of the Practice Boston College
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- Verified Certificate Issued January 1, 2026
- Valid Certificate ID ae3eb869ec6d4d5a87058a9a8fd6391f