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  2. Richardson–Lucy deconvolution - Wikipedia

    en.wikipedia.org/wiki/Richardson–Lucy...

    The Richardson–Lucy algorithm, also known as Lucy–Richardson deconvolution, is an iterative procedure for recovering an underlying image that has been blurred by a known point spread function. It was named after William Richardson and Leon B. Lucy , who described it independently.

  3. Maurice Howe Richardson - Wikipedia

    en.wikipedia.org/wiki/Maurice_Howe_Richardson

    Richardson married Margaret White Peirson in July 1879; they had six children. The six children were Edward Peirson, Mary Tuckerman, Maurice Howe, Henry Barber, Margaret, and Wyman Richardson. [7] The eldest son Edward Peirson Richardson (1881–1944) became a noted physician and father of the lawyer Elliot Richardson. Mary Tuckerman Richardson ...

  4. Retractor (medicine) - Wikipedia

    en.wikipedia.org/wiki/Retractor_(medicine)

    Common handheld surgical retractors. A retractor is a surgical instrument used to separate the edges of a surgical incision/wound or to hold away certain organs and tissues (i.e. to provide tissue retraction) so that body parts underneath may be accessed during surgical operations.

  5. Retraction (topology) - Wikipedia

    en.wikipedia.org/wiki/Retraction_(topology)

    A continuous map : [,] is a deformation retraction of a space X onto a subspace A if, for every x in X and a in A, (,) =, (,), (,) =.In other words, a deformation retraction is a homotopy between a retraction and the identity map on X.

  6. Instruments used in general surgery - Wikipedia

    en.wikipedia.org/wiki/Instruments_used_in...

    There are many different surgical specialties, some of which require specific kinds of surgical instruments to perform.. General surgery is a specialty focused on the abdomen; the thyroid gland; diseases involving skin, breasts, and various soft tissues; trauma; peripheral vascular disease; hernias; and endoscopic procedures.

  7. Romberg's method - Wikipedia

    en.wikipedia.org/wiki/Romberg's_method

    ROMBINT – code for MATLAB (author: Martin Kacenak) Free online integration tool using Romberg, Fox–Romberg, Gauss–Legendre and other numerical methods; SciPy implementation of Romberg's method; Romberg.jl — Julia implementation (supporting arbitrary factorizations, not just + points)

  8. Richardson extrapolation - Wikipedia

    en.wikipedia.org/wiki/Richardson_extrapolation

    A (1, 1) = Trapezoidal (f, tStart, tEnd, h, y0) % Each row of the matrix requires one call to Trapezoidal % This loops starts by filling the second row of the matrix, % since the first row was computed above for i = 1: maxRows-1 % Starting at i = 1, iterate at most maxRows - 1 times % Halve the previous value of h since this is the start of a ...

  9. Schottky effect - Wikipedia

    en.wikipedia.org/wiki/Schottky_effect

    where J is the emission current density, T is the temperature of the metal, W is the work function of the metal, k is the Boltzmann constant, q e is the Elementary charge, ε 0 is the vacuum permittivity, and A G is the product of a universal constant A 0 multiplied by a material-specific correction factor λ R which is typically of order 0.5.