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| − | <div id="7SpaceContent" class="zcontent" align="left"> | + | <div style="font-size:30px">'''IMCOS(z)'''</div><br/> |
| | + | * where z is any real number |
| | + | ==Description== |
| | | | |
| − | * <font color="#000000"><font face="Arial, sans-serif"><font size="2">IMCOS returns the NAN(error) value, when 'iN' is a logical value.</font></font></font> | + | *This function gives the cos value of 'iz'. |
| − | * <font color="#000000"><font face="Arial, sans-serif"><font size="2">The cosine of a complex number is: </font></font></font> | + | *Where iz is the complex number in the form of "x+iy".i.e. |
| | + | *x&y are the real numbers. |
| | + | *'I' imaginary unit .i=sqrt(-1). |
| | + | *Also x is called the real part & y is the imaginary patr of a complex number. |
| | + | *'COMPLEX' is the function used to convert real& imaginary numbers in to a complex number. |
| | + | *cos(x+iy) is defined by cos(x+iy)=cos(x)cosh(y)-isin(x)sinh(y) |
| | | | |
| − | </div>
| + | == Examples == |
| − | ----
| + | '''IMCOS(iz)''' |
| − | <div id="12SpaceContent" class="zcontent" align="left"><div class="ZEditBox" align="left">
| + | *'''iz''' is the complex number. |
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| − | IMCOS
| + | {|id="TABLE1" class="SpreadSheet blue" |
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| − | </div></div>
| + | |- class="even" |
| − | ----
| + | |'''IMCOS(iz)''' |
| − | <div id="8SpaceContent" class="zcontent" align="left">
| + | |'''Value(Radian)''' |
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| − | <font color="#000000"><font face="Arial, sans-serif"><font size="2">Lets see an example,</font></font></font>
| + | |- class="odd" |
| | + | | IMCOS("2+3i") |
| | + | | -4.18962569-i9.10922789 |
| | | | |
| − | <font color="#000000"><font face="Arial, sans-serif"><font size="2">IMCOS(iN)</font></font></font>
| + | |- class="even" |
| | + | | IMCOS("2-3i") |
| | + | | 4.18962569-i9.10922789 |
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| − | <font color="#000000"><font face="Arial, sans-serif"><font size="2"><nowiki>=IMCOS("2+1i") is -0.64214812471552+-1.0686074213827783i</nowiki></font></font></font>
| + | |- class="odd" |
| | + | | IMCOS("2") |
| | + | | 0.4161468365471424 |
| | + | |} |
| | | | |
| − | </div>
| + | ==See Also== |
| − | ----
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| − | <div id="10SpaceContent" class="zcontent" align="left"><div class="ZEditBox" align="justify">Syntax </div><div class="ZEditBox"><center></center></div></div>
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| − | ----
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| − | <div id="4SpaceContent" class="zcontent" align="left"><div class="ZEditBox" align="justify">Remarks </div></div>
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| − | ----
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| − | <div id="3SpaceContent" class="zcontent" align="left"><div class="ZEditBox" align="justify">Examples </div></div>
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| − | ----
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| − | <div id="11SpaceContent" class="zcontent" align="left"><div class="ZEditBox" align="justify">Description </div></div>
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| − | ----
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| − | <div id="5SpaceContent" class="zcontent" align="left"><font color="#000000"><font face="Arial, sans-serif"><font size="2">
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| − | <font color="#000000"><font face="Arial, sans-serif"><font size="2">This function returns the cosine of a complex number.</font></font></font>
| + | *[[Manuals/calci/COS| COS]] |
| | | | |
| − | </font></font></font></div>
| + | *[[Manuals/calci/COMPLEX| COMPLEX]] |
| − | ----
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| − | <div id="1SpaceContent" class="zcontent" align="left">
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| − | {| id="TABLE1" class="SpreadSheet blue"
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| − | | class="sshl_f" | -0.64214812471552+-1.0686074213827783i
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| − | |} | |
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| − | <div align="left">[[Image:calci1.gif]]</div></div>
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| − | ----
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| − | <div id="6SpaceContent" class="zcontent" align="left"> <font color="#000000"><font face="Arial, sans-serif"><font size="2">'''IMCOS'''</font></font><font face="Arial, sans-serif"><font size="2">(</font></font><font face="Arial, sans-serif"><font size="2">'''iN'''</font></font><font face="Arial, sans-serif"><font size="2">)</font></font></font>
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| | | | |
| − | <font color="#000000"><font face="Arial, sans-serif"><font size="2">Where 'iN' is a complex number.</font></font></font>
| + | ==References== |
| | | | |
| − | </div>
| + | *[http://en.wikipedia.org/wiki/Trigonometric_functions List of Trigonometric Functions] |
| − | ----
| + | *[http://en.wikipedia.org/wiki/Hyperbolic_function Hyperbolic Function] |