MaxInterview - js maths

showing results for - "js maths"

24 Sep 2019

1abs(x)	Returns the absolute value of x
2acos(x)	Returns the arccosine of x, in radians
3acosh(x)	Returns the hyperbolic arccosine of x
4asin(x)	Returns the arcsine of x, in radians
5asinh(x)	Returns the hyperbolic arcsine of x
6atan(x)	Returns the arctangent of x as a numeric value between -PI/2 and PI/2 radians
7atan2(y, x)	Returns the arctangent of the quotient of its arguments
8atanh(x)	Returns the hyperbolic arctangent of x
9cbrt(x)	Returns the cubic root of x
10ceil(x)	Returns x, rounded upwards to the nearest integer
11cos(x)	Returns the cosine of x (x is in radians)
12cosh(x)	Returns the hyperbolic cosine of x
13exp(x)	Returns the value of Ex
14floor(x)	Returns x, rounded downwards to the nearest integer
15log(x)	Returns the natural logarithm (base E) of x
16max(x, y, z, ..., n)	Returns the number with the highest value
17min(x, y, z, ..., n)	Returns the number with the lowest value
18pow(x, y)	Returns the value of x to the power of y
19random()	Returns a random number between 0 and 1
20round(x)	Rounds x to the nearest integer
21sin(x)	Returns the sine of x (x is in radians)
22sinh(x)	Returns the hyperbolic sine of x
23sqrt(x)	Returns the square root of x
24tan(x)	Returns the tangent of an angle
25tanh(x)	Returns the hyperbolic tangent of a number
26trunc(x)	Returns the integer part of a number (x)

source

Fabio

31 Jul 2016

1// functions and constants
2math.round(math.e, 3)                // 2.718
3math.atan2(3, -3) / math.pi          // 0.75
4math.log(10000, 10)                  // 4
5math.sqrt(-4)                        // 2i
6math.derivative('x^2 + x', 'x')      // 2*x+1
7math.pow([[-1, 2], [3, 1]], 2)
8     // [[7, 0], [0, 7]]
9
10// expressions
11math.evaluate('1.2 * (2 + 4.5)')     // 7.8
12math.evaluate('12.7 cm to inch')     // 5 inch
13math.evaluate('sin(45 deg) ^ 2')     // 0.5
14math.evaluate('9 / 3 + 2i')          // 3 + 2i
15math.evaluate('det([-1, 2; 3, 1])')  // -7
16
17// chaining
18math.chain(3)
19    .add(4)
20    .multiply(2)
21    .done() // 14

source

Manuel

22 Jan 2021

1The top-level element in MathML is <math>. Every valid MathML instance must be wrapped in <math> tags. In addition you must not nest a second <math> element in another, but you can have an arbitrary number of other child elements in it.
2
3Examples
4  
5Theorem of Pythagoras
6
7HTML5 notation
8<!DOCTYPE html>
9<html>
10  <head>
11    <title>MathML in HTML5</title>
12  </head>
13  <body>
14
15  <math>
16    <mrow>
17      <mrow>
18        <msup>
19          <mi>a</mi>
20          <mn>2</mn>
21        </msup>
22        <mo>+</mo>
23        <msup>
24          <mi>b</mi>
25          <mn>2</mn>
26        </msup>
27      </mrow>
28      <mo>=</mo>
29      <msup>
30        <mi>c</mi>
31        <mn>2</mn>
32      </msup>
33    </mrow>
34  </math>
35
36  </body>
37</html>

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