Which mathematical software company was the first major player to shift from perpetual licensing to a subscription-based model, fundamentally changing the industry standard in 2013?

The educational mathematics software market has evolved dramatically over the past decade, with new subscription models transforming how students, educators, and professionals access mathematical tools and learning resources. This poll tests your knowledge about one of the significant market shifts in this industry that has changed how mathematical software is distributed and monetized.

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Wolfram Research (Mathematica)
Autodesk (AutoCAD and similar mathematical modeling tools)
MathWorks (MATLAB)
Texas Instruments (TI-Nspire software)