Math functions

Install via composer

composer require jblond/math-functions

Circle

• radiusToArea(float $radius)
• areaToRadius(float $area)
• areaToCircumference(float $area)
• circumferenceToArea(float $c)
• radiusToCircumference(float $radius)
• circumferenceToRadius(float $c)

Geo distance

Calculates the distance between two points. Choose your function.

• vincenty function
  - Parameters

  float $latitudeFrom Latitude of start point in [deg decimal]
  float $longitudeFrom Longitude of start point in [deg decimal]
  float $latitudeTo Latitude of target point in [deg decimal]
  float $longitudeTo Longitude of target point in [deg decimal]
  float $earthRadius Mean earth radius in [m]
  OPTIONAL float|int Distance between points in [m] (same as earthRadius) default: 6371000 meters
• haversine function
  - Parameters

  float $latitudeFrom Latitude of start point in [deg decimal]
  float $longitudeFrom Longitude of start point in [deg decimal]
  float $latitudeTo Latitude of target point in [deg decimal]
  float $longitudeTo Longitude of target point in [deg decimal]
  
• greatCircle
  - Parameters

  float $latitudeFrom Latitude of start point in [deg decimal]
  float $longitudeFrom Longitude of start point in [deg decimal]
  float $latitudeTo Latitude of target point in [deg decimal]
  - float $longitudeTo Longitude of target point in [deg decimal]
  
• equirectangularApproximation
  - Parameters

  float $latitudeFrom Latitude of start point in [deg decimal]
  float $longitudeFrom Longitude of start point in [deg decimal]
  float $latitudeTo Latitude of target point in [deg decimal]
  float $longitudeTo Longitude of target point in [deg decimal]
  
• cosineLaw
  - Parameters

  float $latitudeFrom Latitude of start point in [deg decimal]
  float $longitudeFrom Longitude of start point in [deg decimal]
  float $latitudeTo Latitude of target point in [deg decimal]
  float $longitudeTo Longitude of target point in [deg decimal]
  

Fibonacci

• Fibonacci
  • fibonacciRecursion(int $number)
  • fibonacciWithBinetFormula(int $number)

Air

• AbsoluteHumidity(float $relativeHumidity, float $temperature, bool $temperatureInFahrenheit = false, bool $isRelativeHumidityInPercent = true)
• density(float $temperatureInCelsius, float $airPressure, float $relativeHumidityInPercent)
• dewPoint(float $temperatureInCelsius, float $humidityInPercent)
• heatIndex(float $temperatureInCelsius, float $humidityInPercent)
• heatIndexWarning(int $heatIndex)
• wetBulbTemperature(float $temperatureInCelsius, float $humidityInPercent)
• windchill(float $temperatureInCelsius, float $windSpeedInKmPerHour)

Sphere

• areaOfADisc(float $radius)
• circumference(float $radius)
• diameter(float $radius)
• surfaceArea(float $radius)
• volume(float $radius)
• heading(array $from, array $to)

Temperature

• fahrenheitToCelsius(float $temperature)
• celsiusToFahrenheit(float $temperature)
• fahrenheitToKelvin(float $temperature)
• celsiusToKelvin(float $temperature)
• kelvinToCelsius(float $temperature)