Manuals/calci/COTAN - Revision history

Devika at 22:27, 18 June 2018

2018-06-18T22:27:30Z

Jayaram at 09:48, 13 March 2017

2017-03-13T09:48:48Z

Swapna at 19:41, 21 May 2015

2015-05-21T19:41:19Z

Abin: /* Description */

2013-11-06T11:33:37Z

Description

Devika at 08:03, 6 November 2013

2013-11-06T08:03:12Z

Devika at 07:19, 6 November 2013

2013-11-06T07:19:00Z

Abin: /* Description */

2013-11-06T06:38:15Z

Description

Abin at 09:50, 5 November 2013

2013-11-05T09:50:29Z

Abin: /* Examples */

2013-11-04T09:05:29Z

Examples

Abin: /* References */

2013-11-04T09:04:55Z

References

@@ Line 1: / Line 1: @@
-<div style="font-size:30px">'''COTAN(x)'''</div><br/>
+<div style="font-size:30px">'''COTAN(Number)'''</div><br/>
-* where '''x''' is the angle in Radians
+* Number is the angle value in Radians.
 * by default, Calci use Radian as angle

← Older revision		Revision as of 09:48, 13 March 2017
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	*[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions]		*[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions]
		+
		+
		+
		+
		+	*[[Z_API_Functions \| List of Main Z Functions]]
		+
		+	*[[ Z3 \| Z3 home ]]

← Older revision		Revision as of 19:41, 21 May 2015
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	\|}		\|}
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		+	==Related Videos==
		+
		+	{{#ev:youtube\|Q7htxHDN8LE\|280\|center\|Cotangent}}

	==See Also==		==See Also==

@@ Line 17: / Line 17: @@
 *By default, Calci takes the angle in Radians.
 *To convert Radians to Degrees  multiply with 180/PI() or we have to use the Radians function COTAN(RADIANS(x)) or DCOTAN(x).<br/>
+*COTAN(RADIANS(90))= 6.123031769111886e-17 ie, approximately = 0. So for calculation we consider COTAN(RADIANS(90))=0
 The following example shows how COTAN is applied to an array of numbers containing angles 1..10.

@@ Line 10: / Line 10: @@
 ==Description==
-Consider &nbsp;&nbsp;&nbsp; '''x = 90'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COTAN(RADIANS(45))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''1.0000000000000002'''  that is approximate to '''1''' <br/>
+Consider &nbsp;&nbsp;&nbsp; '''x = 45'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COTAN(RADIANS(45))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''1.0000000000000002'''  that is approximate to '''1''' <br/>
 The above function gives the Cotangent of 'x' in Degree.<br/>
 *Cotan function gives the Cotangent of angle 'x'.

@@ Line 1: / Line 1: @@
 <div style="font-size:30px">'''COTAN(x)'''</div><br/>
-* where '''x''' is in Radians
+* where '''x''' is the angle in Radians
-* by default Calci use Radian as angle
+* by default, Calci use Radian as angle
-[[Manuals/calci/DCOTAN | DCOTAN]] can be used if the angle is in degrees.
+[[Manuals/calci/DCOTAN | DCOTAN]] can be used if the angle is in Degrees.
 The angle can be a single value or any complex array of values.
-For example COTAN(1..100) can give an array of the results, which is the COTangent value for each of the elements in the array. The array could be of any shape.
+For example COTAN(1..100) can give an array of the results, which is the COTAN value for each of the elements in the array. The array could be of any values either '+' or '-' like 1..5@COTAN or (-5)..(-1)@COTAN.
 ==Description==
-Consider &nbsp;&nbsp;&nbsp; '''x = 90'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COTAN(RADIANS(90))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''infinity''' <br/>
+Consider &nbsp;&nbsp;&nbsp; '''x = 90'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COTAN(RADIANS(45))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''1.0000000000000002'''  that is approximate to '''1''' <br/>
-*This function gives the Cotangent of 'x'.
+The above function gives the Cotangent of 'x' in Degree.<br/>
 *In a right angled triangle, '''COTAN = Adjacent Side / Opposite side''' or '''COS / SIN'''.<br/>
 *By default, Calci takes the angle in Radians.
-*To convert Degree to Radian, multiply with PI()/180 or we have to use the Degree function like DCOTAN(x)
+*To convert Radians to Degrees  multiply with 180/PI() or we have to use the Radians function COTAN(RADIANS(x)) or DCOTAN(x).<br/>
-The following example shows how COTAN is applied to an array of numbers containing numbers 1..10.
+The following example shows how COTAN is applied to an array of numbers containing angles 1..10.
 ..10@COTAN
@@ Line 22: / Line 24: @@
 {| class="wikitable"
 |-
-! Number !! COTAN
+! Angles !! COTAN
 |-
 | 1 || 0.642092616

@@ Line 7: / Line 7: @@
 The angle can be a single value or any complex array of values.
-For example COT(1..100) can give an array of the results, which is the COT value for each of the elements in the array. The array could be of any shape.
+For example COTAN(1..100) can give an array of the results, which is the COTangent value for each of the elements in the array. The array could be of any shape.
 ==Description==
-Consider &nbsp;&nbsp;&nbsp; '''x = 90'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COT(RADIANS(90))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''1''' <br/>
+Consider &nbsp;&nbsp;&nbsp; '''x = 90'''&nbsp;&nbsp;&nbsp;  then &nbsp;&nbsp;&nbsp;  '''=COTAN(RADIANS(90))'''&nbsp;&nbsp;&nbsp; gives &nbsp;&nbsp;&nbsp;'''0''' <br/>
 *This function gives the Cotangent of 'x'.
 *In a right angled triangle, '''COTAN = Adjacent Side / Opposite side''' or '''COS / SIN'''.<br/>
@@ Line 79: / Line 79: @@
 *[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions]

@@ Line 48: / Line 48: @@
 '''COTAN(x)'''
 *'''x  ''' is the angle in radians.
-*COTAN(-x)=-COTAN(x)
+*COTAN(-x) = -COTAN(x)
 {|id="TABLE1" class="SpreadSheet blue"

← Older revision		Revision as of 09:04, 4 November 2013
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	*[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions]		*[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions]
−	*[http://en.wikipedia.org/wiki/~~Sine TAN~~]	+	*[http://en.wikipedia.org/wiki/Cotan COTAN]