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2. Access control matrix - Wikipedia

   en.wikipedia.org/wiki/Access_Control_Matrix

   An access matrix can be envisioned as a rectangular array of cells, with one row per subject and one column per object. The entry in a cell – that is, the entry for a particular subject-object pair – indicates the access mode that the subject is permitted to exercise on the object.

3. Actrix (computer) - Wikipedia

   en.wikipedia.org/wiki/Actrix_(computer)

   The Actrix computer, released in 1983 by Actrix Computer Corporation, was a Zilog Z80-based transportable personal computer running CP/M-80 V2.2. It was initially released as the Access Computer, made by Access Matrix Computer Corporation (later Actrix Computer Corporation), but both the company and its product changed names after trademark disputes.

4. Protection mechanism - Wikipedia

   en.wikipedia.org/wiki/Protection_mechanism

   The access matrix model, first introduced in 1971, [2] is a generalized description of operating system protection mechanisms. [ 3 ] The separation of protection and security is a special case of the separation of mechanism and policy .

5. Array (data structure) - Wikipedia

   en.wikipedia.org/wiki/Array_(data_structure)

   The first digital computers used machine-language programming to set up and access array structures for data tables, vector and matrix computations, and for many other purposes. John von Neumann wrote the first array-sorting program ( merge sort ) in 1945, during the building of the first stored-program computer . [ 6 ]

6. Comparison of programming languages (array) - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_programming...

   This comparison of programming languages (array) compares the features of array data structures or matrix processing for various computer programming languages. Syntax [ edit ]

7. List of numerical-analysis software - Wikipedia

   en.wikipedia.org/wiki/List_of_numerical-analysis...

   ML.NET is a free-software machine-learning library for the C# programming language. [4] [5] NAG Library is an extensive software library of highly optimized numerical-analysis routines for various programming environments. O-Matrix is a proprietary licensed matrix programming language for mathematics, engineering, science, and financial analysis.