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  2. Symbolab - Wikipedia

    en.wikipedia.org/wiki/Symbolab

    Symbolab is an answer engine [1] that provides step-by-step solutions to mathematical problems in a range of subjects. [2] It was originally developed by Israeli start-up company EqsQuest Ltd., under whom it was released for public use in 2011. In 2020, the company was acquired by American educational technology website Course Hero. [3] [4]

  3. Microsoft Math Solver - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Math_Solver

    Microsoft Mathematics 4.0 (removed): The first freeware version, released in 32-bit and 64-bit editions in January 2011; [8] features a ribbon GUI Microsoft Math for Windows Phone (removed): A branded mobile application for Windows Phone released in 2015 specifically for South African and Tanzanian students; also known as Nokia Mobile ...

  4. Isotopes of protactinium - Wikipedia

    en.wikipedia.org/wiki/Isotopes_of_protactinium

    Print/export Download as PDF; Printable version; In other projects ... 221 Pa 91 130 221.02188(6) 4.9(8) μs α 217 Ac 9/2− 222 Pa 91 131

  5. Computer algebra system - Wikipedia

    en.wikipedia.org/wiki/Computer_algebra_system

    Later MATHLAB was made available to users on PDP-6 and PDP-10 systems running TOPS-10 or TENEX in universities. Today it can still be used on SIMH emulations of the PDP-10. MATHLAB (" math ematical lab oratory") should not be confused with MATLAB (" mat rix lab oratory"), which is a system for numerical computation built 15 years later at the ...

  6. Tupper's self-referential formula - Wikipedia

    en.wikipedia.org/wiki/Tupper's_self-referential...

    Print/export Download as PDF; Printable version; In other projects ... 857 735 749 823 926 629 715 517 173 716 995 165 232 890 538 221 612 403 238 855 ...

  7. Pappus's hexagon theorem - Wikipedia

    en.wikipedia.org/wiki/Pappus's_hexagon_theorem

    The Pappus configuration is the configuration of 9 lines and 9 points that occurs in Pappus's theorem, with each line meeting 3 of the points and each point meeting 3 lines. In general, the Pappus line does not pass through the point of intersection of A B C {\displaystyle ABC} and a b c {\displaystyle abc} . [ 3 ]

  8. 2 22 honeycomb - Wikipedia

    en.wikipedia.org/wiki/2_22_honeycomb

    The E 6 * lattice [2] (or E 6 3) with [[3,3 2,2,2]] symmetry. The Voronoi cell of the E 6 * lattice is the rectified 1 22 polytope, and the Voronoi tessellation is a bitruncated 2 22 honeycomb. [3] It is constructed by 3 copies of the E 6 lattice vertices, one from each of the three branches of the Coxeter diagram. ∪ ∪ = dual to .

  9. Integral equation - Wikipedia

    en.wikipedia.org/wiki/Integral_equation

    Third kind: An integral equation is called an integral equation of the third kind if it is a linear Integral equation of the following form: [3] () + (,) = where g(t) vanishes at least once in the interval [a,b] [4] [5] or where g(t) vanishes at a finite number of points in (a,b).