Calculating trigonometric functions : Math « Development Class « Java

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Java » Development Class » Math Screenshots  Calculating trigonometric functions       strictfp class TrigFun {   public static void main(String[] args) {     double rads, degs, tanA, coTanA;     // Obtain angle in degrees from user     degs = 120d;     // Convert degrees to radian     rads = Math.toRadians(degs);     // Calculate tangent     tanA = Math.tan(rads);     System.out.println("Tangent = " + tanA);     // Calculate cotangent     coTanA = 1.0 / Math.tan(rads);     System.out.println("Cotangent = " + coTanA);     // Calculate arc-tangent     rads = Math.atan(tanA);     degs = Math.toDegrees(rads);     System.out.println("Arc tangent: " + degs);     // Calculate arc-cotangent     rads = Math.atan(1 / coTanA);     degs = Math.toDegrees(rads);     System.out.println("Arc cotangent: " + degs);   } }                                              Related examples in the same category 1.  Absolute value 2.  Find absolute value of float, int, double and long using Math.abs 3.  Find ceiling value of a number using Math.ceil 4.  Find exponential value of a number using Math.exp 5.  Find floor value of a number using Math.floor 6.  Find minimum of two numbers using Math.min 7.  Find power using Math.pow 8.  Find square root of a number using Math.sqrt 9.  Find natural logarithm value of a number using Math.log 10.  Find maximum of two numbers using Math.max 11.  Get the power value 12.  Using the Math Trig Methods 13.  Using BigDecimal for Precision 14.  Demonstrate our own version round() 15.  Demonstrate a few of the Math functions for Trigonometry 16.  Exponential Demo 17.  Min Demo 18.  Basic Math Demo 19.  Using strict math in applications 20.  Conversion between polar and rectangular coordinates 21.  Using the pow() function 22.  Using strict math at the method level 23.  Calculating hyperbolic functions 24.  Weighted floating-point comparisons 25.  Solving right triangles 26.  Applying the quadratic formula 27.  Calculate the floor of the log, base 2 28.  Greatest Common Divisor (GCD) of positive integer numbers 29.  Least Common Multiple (LCM) of two strictly positive integer numbers 30.  Moving Average 31.  Make Exponention 32.  Caclulate the factorial of N 33.  Trigonometric Demo 34.  Complex Number Demo 35.  sqrt(a^2 + b^2) without under/overflow 36.  Returns an integer hash code representing the given double array value. 37.  Returns an integer hash code representing the given double value. 38.  Returns n!. Shorthand for n Factorial, the product of the numbers 1,...,n as a double. 39.  Returns n!. Shorthand for n Factorial, the product of the numbers 1,...,n. 40.  Returns the hyperbolic sine of x. 41.  Contains static definition for matrix math methods. 42.  For a double precision value x, this method returns +1.0 if x >= 0 and -1.0 if x < 0. Returns NaN if x is NaN. 43.  For a float value x, this method returns +1.0F if x >= 0 and -1.0F if x < 0. Returns NaN if x is NaN. 44.  Normalize an angle in a 2&pi wide interval around a center value. 45.  Normalizes an angle to a relative angle. 46.  Normalizes an angle to an absolute angle 47.  Normalizes an angle to be near an absolute angle 48.  Returns the natural logarithm of n!. 49.  Returns the least common multiple between two integer values. 50.  Gets the greatest common divisor of the absolute value of two numbers 51.  Matrix manipulation 52.  Returns exact (http://mathworld.wolfram.com/BinomialCoefficient.html) Binomial Coefficient 53.  Returns a double representation of the (http://mathworld.wolfram.com/BinomialCoefficient.html) Binomial Coefficient 54.  Returns the natural log of the (http://mathworld.wolfram.com/BinomialCoefficient.html) Binomial Coefficient 55.  Returns the hyperbolic cosine of x.