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  2. Balmer series - Wikipedia

    en.wikipedia.org/wiki/Balmer_series

    The Balmer series, or Balmer lines in atomic physics, is one of a set of six named series describing the spectral line emissions of the hydrogen atom. The Balmer series is calculated using the Balmer formula, an empirical equation discovered by Johann Balmer in 1885. The visible spectrum of light from hydrogen displays four wavelengths, 410 nm ...

  3. Harmonic series (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Harmonic_series_(mathematics)

    In mathematics, the harmonic series is the infinite series formed by summing all positive unit fractions : The first terms of the series sum to approximately , where is the natural logarithm and is the Euler–Mascheroni constant. Because the logarithm has arbitrarily large values, the harmonic series does not have a finite limit: it is a ...

  4. 2018 Formula One Esports Series - Wikipedia

    en.wikipedia.org/.../2018_Formula_One_Esports_Series

    The 2018 Formula One Esports Series was the second season of the Formula One Esports Series. [1] It started on October 10, 2018 and ended on November 17, 2018. It was held on Formula One 's official 2018 game. The championship was held at Gfinity Arena in London, United Kingdom. [2] Brendon Leigh defended his Drivers' Championship title, while ...

  5. Taylor series - Wikipedia

    en.wikipedia.org/wiki/Taylor_series

    Advanced. Specialized. Miscellaneous. v. t. e. In mathematics, the Taylor series or Taylor expansion of a function is an infinite sum of terms that are expressed in terms of the function's derivatives at a single point. For most common functions, the function and the sum of its Taylor series are equal near this point.

  6. 2020 Formula One Esports Series - Wikipedia

    en.wikipedia.org/.../2020_Formula_One_Esports_Series

    The 2020 Formula One Esports Series was the fourth season of the Formula One Esports Series. [1] [2] It took place from October 14 to December 17, 2020. It was held on Formula One 's official 2020 game. [3] As a response to the COVID-19 pandemic the championship had no fixed venue, and was instead held online and streamed on the official F1 ...

  7. Prism cover test - Wikipedia

    en.wikipedia.org/wiki/Prism_Cover_Test

    The prism cover test ( PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]

  8. Grand Prix of Baltimore - Wikipedia

    en.wikipedia.org/wiki/Grand_Prix_of_Baltimore

    1:19.0055 ( Will Power, Dallara DW12, 2012, IndyCar) The Grand Prix of Baltimore presented by SRT was an IndyCar Series and American Le Mans Series race for 3 years held on a street circuit in Baltimore, Maryland. The inaugural race was held September 4, 2011. [1] ESPN said it was the best inaugural street race in North America in the last 30 ...

  9. Four prism dioptre reflex test - Wikipedia

    en.wikipedia.org/wiki/Four_prism_dioptre_reflex_test

    The patient is asked to fixate on a target while the examiner places a 4 prism dioptre base-out prism over the patient's eye, observing the response of the fellow eye. The target is a single isolated distance target of approximately 1-2 lines better than best corrected acuity at distance. It repeated for both eyes.