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LinearInterpolation

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Function Description

Returns a value derived by linear interpolation from array,  based on position of value to interpolate from (, say) versus elements of array, . The elements of  need to be in increasing order. If  or  then returns  or  respectively, rather than extrapolating beyond the end of the range spanned by .

 


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Output type / Parameter details

Output type: Double
Parameter NameVariable TypeDescription
xDouble()(Sorted) array of x values
yDouble()Array of y values which we wish to interpolate between
xToInterpolateFromDoubleValue of x on which interpolation is based

Links to:

-          Interactively run function

-          Interactive instructions

-          Example calculation

-          Output type / Parameter details

-          Illustrative spreadsheet

-          Other General functions

-          Computation units used


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