Difference between revisions of "Manuals/calci/LUCAS"
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− | <div | + | <div style="font-size:30px">'''LUCAS(n)'''</div><br/> |
+ | *<math>n </math> is the number indicating the position. | ||
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− | + | ==Description== | |
+ | *This function gives the Lucas series of the numbers. | ||
+ | *Lucas numbers are similar to the Fibonacci numberss. | ||
+ | *It is generated by added the last two numbers in the series. | ||
+ | *In <math>LUCAS(n), n </math> is the numbers position, which is used to displaying the numbers in the given range. | ||
+ | *The difference between Lucas and Fibonacci numbers are with the first two terms L0=2 and L1=1, but F0=0 and F1=1. | ||
+ | *The Lucas numbers are defined by: <math>Ln=\begin{cases} 2 if n=0 | ||
+ | 1 if n=1 | ||
+ | Ln-1+Ln-2 if n>1 | ||
+ | \end{cases} | ||
− | + | *The sequence of Lucas numbers is 2,1,3,4,7, 11,18,29,...... | |
+ | *The relation between Lucas and Fibonacci numbers are: Ln=Fn+2Fn-1 and Fn=Ln-1+Ln+1\5 | ||
+ | where L is the Lucas series with <math> L(n)</math> is the nth Lucas number and <math> Fn </math> is the nth Fibonacci number. | ||
+ | This function will give the result as error when n is nonnumeric or n < 0 | ||
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− | + | ==Examples== | |
+ | #=LUCAS(5)= 2 1 3 4 7 11 | ||
+ | #=LUCAS(0)= 2 | ||
+ | #=LUCAS(1)= 2 1 | ||
+ | #=LUCAS(3)= 2 1 3 4 | ||
+ | #=LUCAS(-1)=Null | ||
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− | + | ==See Also== | |
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− | + | ==References== | |
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Revision as of 03:09, 1 February 2014
LUCAS(n)
- is the number indicating the position.
Description
- This function gives the Lucas series of the numbers.
- Lucas numbers are similar to the Fibonacci numberss.
- It is generated by added the last two numbers in the series.
- In is the numbers position, which is used to displaying the numbers in the given range.
- The difference between Lucas and Fibonacci numbers are with the first two terms L0=2 and L1=1, but F0=0 and F1=1.
- The Lucas numbers are defined by: Failed to parse (syntax error): {\displaystyle Ln=\begin{cases} 2 if n=0 1 if n=1 Ln-1+Ln-2 if n>1 \end{cases} *The sequence of Lucas numbers is 2,1,3,4,7, 11,18,29,...... *The relation between Lucas and Fibonacci numbers are: Ln=Fn+2Fn-1 and Fn=Ln-1+Ln+1\5 where L is the Lucas series with <math> L(n)} is the nth Lucas number and is the nth Fibonacci number.
This function will give the result as error when n is nonnumeric or n < 0
Examples
- =LUCAS(5)= 2 1 3 4 7 11
- =LUCAS(0)= 2
- =LUCAS(1)= 2 1
- =LUCAS(3)= 2 1 3 4
- =LUCAS(-1)=Null