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  2. Ruangguru - Wikipedia

    en.wikipedia.org/wiki/Ruangguru

    Ruangguru (a play of the phrase ruang guru, literally "teachers' office") was founded in April 2014 by Adamas Belva Syah Devara and Muhammad Iman Usman to aid students to find various tutors online. [4] [5] As of August of the same year, there were more than one thousand teachers registered. Ruangguru was also funded by East Ventures. [5]

  3. Mathematical statistics - Wikipedia

    en.wikipedia.org/wiki/Mathematical_statistics

    A probability distribution is a function that assigns a probability to each measurable subset of the possible outcomes of a random experiment, survey, or procedure of statistical inference.

  4. Mathematical model - Wikipedia

    en.wikipedia.org/wiki/Mathematical_model

    Mathematical models can take many forms, including dynamical systems, statistical models, differential equations, or game theoretic models.These and other types of models can overlap, with a given model involving a variety of abstract structures.

  5. Benford's law - Wikipedia

    en.wikipedia.org/wiki/Benford's_law

    This is an accepted version of this page This is the latest accepted revision, reviewed on 17 January 2025. Observation that in many real-life datasets, the leading digit is likely to be small For the unrelated adage, see Benford's law of controversy. The distribution of first digits, according to Benford's law. Each bar represents a digit, and the height of the bar is the percentage of ...

  6. Mathematics - Wikipedia

    en.wikipedia.org/wiki/Mathematics

    An explanation of the sigma (Σ) summation notation. Mathematical notation is widely used in science and engineering for representing complex concepts and properties in a concise, unambiguous, and accurate way.

  7. Explanation - Wikipedia

    en.wikipedia.org/wiki/Explanation

    The term explanation is sometimes used in the context of justification, e.g., the explanation as to why a belief is true. Justification may be understood as the explanation as to why a belief is a true one or an account of how one knows what one knows. It is important to be aware when an explanation is not a justification.

  8. Mathematical logic - Wikipedia

    en.wikipedia.org/wiki/Mathematical_logic

    Mathematical logic is the study of formal logic within mathematics.Major subareas include model theory, proof theory, set theory, and recursion theory (also known as computability theory).

  9. Software-defined networking - Wikipedia

    en.wikipedia.org/wiki/Software-defined_networking

    An SD-WAN is a WAN managed using the principles of software-defined networking. [51] The main driver of SD-WAN is to lower WAN costs using more affordable and commercially available leased lines, as an alternative or partial replacement of more expensive MPLS lines. Control and management is administered separately from the hardware with ...