About 69,700 results
Open links in new tab
  1. Oliver Heaviside - Wikipedia

    Heaviside advanced the idea that the Earth's uppermost atmosphere contained an ionised layer known as the ionosphere; in this regard, he predicted the existence of what later was dubbed the …

  2. Heaviside Step Function -- from Wolfram MathWorld

    Dec 3, 2025 · The Heaviside step function is a mathematical function denoted H (x), or sometimes theta (x) or u (x) (Abramowitz and Stegun 1972, p. 1020), and also known as the "unit step function."

  3. Differential Equations - Step Functions

    Nov 16, 2022 · In this section we introduce the step or Heaviside function. We illustrate how to write a piecewise function in terms of Heaviside functions. We also work a variety of examples showing how …

  4. Oliver Heaviside | Electromagnetic Theory, Telegraphy ...

    Oliver Heaviside (born May 18, 1850, London—died Feb. 3, 1925, Torquay, Devon, Eng.) was a physicist who predicted the existence of the ionosphere, an electrically conductive layer in the upper …

  5. Oliver Heaviside (1850 - 1925) - Biography - MacTutor History ...

    Oliver Heaviside proved important results in electromagnetism and vector calculus. He reduced Maxwell's 20 equations in 20 variables to 4 equations in 2 variables.

  6. A Brief History of Oliver Heaviside – Joseph Henry Project

    Heaviside ultimately passed away in 1925 after falling off a ladder. His story is as a paradoxical figure, one of intellectual brilliance in science and personal dysfunction in society, yet one whose legacy …

  7. Oliver Heaviside - Physics Book

    Dec 4, 2015 · Oliver Heaviside (18 May 1850 – 3 February 1925) was a self taught physicist, mathematician, and electrical engineer. Despite being fairly unknown, Heaviside had more academic …

  8. Heaviside Function (Unit Step Function) - Statistics How To

    The Heaviside step function (named after physicist Oliver Heaviside) is a simple discontinuous piecewise function defined over the interval (-∞, ∞). The function, usually denoted as H (t), equals: 1 …

  9. Oliver Heaviside - Wikiwand

    Oliver Heaviside was an English self-taught mathematician and physicist who invented a new technique for solving differential equations, independently developed...

  10. From under the sea to the edge of space: the work of Oliver ...

    Apr 5, 2023 · Heaviside applied Maxwell’s theories to the practical problem of sending an electric signal down a wire, central to the growing telecommunications industry. Over long distances, and especially …