Which mathematical software product first pioneered the concept of 'notebook interface' that combines executable code, equations, visualizations and narrative text in a single document?

The field of mathematics education and research has been revolutionized by specialized software tools. These applications have transformed how mathematical concepts are taught, learned, and applied in both academic and professional settings. This poll tests your knowledge about a significant development in mathematics software that changed how users interact with mathematical expressions.

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Mathematica (Wolfram Research, 1988)
MATLAB (MathWorks, 1984)
Maple (Waterloo Maple Inc., 1982)
SageMath (Open Source, 2005)