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Search term: Professional. 132 results
  • Cylindrical tank volume

    Cylindrical tank volume

  • Density of oil

    Recalculation of density of oil for different temperature and pressure values. Formulas are taken from Russia's GOST R 8.610-2004. "State system for ensuring the uniformity of measurements. Density of oil. The tables for recalculation" standard

  • Derivative

    It finds one variable function derivative. Step by step differentiation solution is also provided.

  • Determining air humidity with psychrometric method
  • Digital image size in pixels and photo print size

    This article is about relation between image size in pixels and photographic print size. First, it recommends photographic print size for given digital image dimensions in pixels. Second, it finds resulting pixels per inch value for printed digital image with known linear and pixel dimensions.

  • Dimensiones de pantalla y proporción de aspecto

    Esta calculadora en línea encuentra dimensiones de pantalla - altura y ancho, dado el valor diagonal y proporción de aspecto.

Double exponential smoothing

Description and example of the double exponential smoothing

Double exponential smoothingCreative Commons Attribution/Share-Alike License 3.0 (Unported)
Time series
Import data.
"One of the following characters is used to separate data fields: tab, semicolon (;) or comma(,)" 
Add Import data. Clear table

Histogram group number

Sturges formula and other methods of determining the number of groups in histogram generation

Sturgess formula and other methods of determining the number of groups in histogram generationCreative Commons Attribution/Share-Alike License 3.0 (Unported)
  • Flag semaphore signals

    The calculator converts english phrase to the flag semaphore signal sequence.

  • Geometric progression

    This calculator computes n-th term and sum of geometric progression

  • GET request string parser

    This parser break GET request string to the parameter-value pairs and decodes URL-encoded sequences, if needed

  • Hill cipher

    This calculator uses Hill cipher to encrypt/decrypt a block of text

  • Hip roof calculator

    This calculator will help you estimate hip roof parameters, including rafters and roof area

  • Histogram

    Histogram generation according to input data. The number of groups is determined by the Sturgess formula, other formulas or set manually

  • Huffman coding

    This online calculator generates Huffman encoding for given frequency of occurrence of symbols.

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