Which major educational technology company famously rebranded its mathematics software in 2018, using the Golden Ratio in its logo design and product packaging to emphasize mathematical elegance?

In the world of mathematics education products, certain marketing approaches leverage mathematical concepts themselves. One such concept that has been widely used in product design, packaging, and branding is the Golden Ratio (approximately 1.618). This mathematical proportion is believed to create aesthetically pleasing designs and has been incorporated into various educational product marketing strategies. Test your knowledge about how this mathematical constant has influenced product development and marketing in the math education industry.

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MathWorks (makers of MATLAB)
Desmos (the graphing calculator company)
Wolfram Alpha (computational intelligence)
Texas Instruments (calculator manufacturer)