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Author: Sergiu Funieru

18 May 2020 Sergiu Funieru

How to convert an image to black and white (using IrfanView)

+1 How to convert an image to black and white (using IrfanView) To convert, using IrfanView, an image to black

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17 May 2020 Sergiu Funieru

Pitagora’s theorem (formula and picture)

0 In every right triangle, the square of the hypotenuse equals the sum of the squares of the legs. 0

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17 May 2020 Sergiu Funieru

How to find, in PHP, the length of a string

0 To find, in PHP, the length of a string, you can use the function strlen: https://www.php.net/manual/en/function.strlen.php 0

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1 May 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1822

0 Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s

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29 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1818

0 Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s

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27 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1816

0 Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s

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26 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1814

0 Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s

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26 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1812

0 For the formula of the modulus of a complex number, please see The formula for the modulus (absolute value)

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26 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1807

0 For the formula of the modulus of a complex number, please see The formula for the modulus (absolute value)

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25 April 2020 Sergiu Funieru

Calculate the modulus of a complex number (problem with solution) – article 1804

0 For the formula of the modulus of a complex number, please see The formula for the modulus (absolute value)

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