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  2. Biorhythm (pseudoscience) - Wikipedia

    en.wikipedia.org/wiki/Biorhythm_(pseudoscience)

    Theories published state the equations for the cycles as: physical: ⁡ (/), emotional: ⁡ (/), intellectual: ⁡ (/), where indicates the number of days since birth. Basic arithmetic shows that the combination of the simpler 23- and 28-day cycles repeats every 644 days (or 1 3 ⁄ 4 years), while the triple combination of 23-, 28-, and 33-day cycles repeats every 21,252 days (or 58.18+ years).

  3. 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.

  4. Course Hero buys Symbolab in a rare edtech acquisition

    www.aol.com/news/course-hero-buys-symbolab-rare...

    The 9-person Symbolab team, based in Tel Aviv, will join Course Hero . The platforms will live under independent branding for the near future, according to Andrew Grauer, CEO of Course Hero.

  5. Chronobiology - Wikipedia

    en.wikipedia.org/wiki/Chronobiology

    Overview, including some physiological parameters, of the human circadian rhythm ("biological clock").. Chronobiology is a field of biology that examines timing processes, including periodic (cyclic) phenomena in living organisms, such as their adaptation to solar- and lunar-related rhythms. [1]

  6. Course Hero - Wikipedia

    en.wikipedia.org/wiki/Course_Hero

    Course Hero is an American education technology website company based in Redwood City, California which operates an online learning platform for students to access course-specific study resources and online tutors. Subscription or content contribution is required for students to use the platform. [2]

  7. Biological thermodynamics - Wikipedia

    en.wikipedia.org/wiki/Biological_thermodynamics

    Biological thermodynamics (Thermodynamics of biological systems) is a science that explains the nature and general laws of thermodynamic processes occurring in living organisms as nonequilibrium thermodynamic systems that convert the energy of the Sun and food into other types of energy.

  8. Biorhythm - Wikipedia

    en.wikipedia.org/wiki/Biorhythm

    Biorhythm may refer to: Biorhythm (pseudoscience) , developed by Wilhelm Fliess in the 19th century Biological rhythm , repetitive cycles that occur in biology, studied in the science of chronobiology

  9. Neuroscience of rhythm - Wikipedia

    en.wikipedia.org/wiki/Neuroscience_of_rhythm

    The neuroscience of rhythm refers to the various forms of rhythm generated by the central nervous system (CNS). Nerve cells, also known as neurons in the human brain are capable of firing in specific patterns which cause oscillations.