Back to list of Stocks    See Also: Seasonal Analysis of PTEIXGenetic Algorithms Stock Portfolio Generator, and Fourier Calculator

Fourier Analysis of PTEIX (Putnam New York Tax Exempt Incme Fund Class)


PTEIX (Putnam New York Tax Exempt Incme Fund Class) appears to have interesting cyclic behaviour every (-79228162514264337593543950335*cosine), (-79228162514264337593543950335*cosine), and (-79228162514264337593543950335*cosine).

PTEIX (Putnam New York Tax Exempt Incme Fund Class) has an average price of 8.53 (topmost row, frequency = 0).



Click on the checkboxes shown on the right to see how the various frequencies contribute to the graph. Look for large magnitude coefficients (sine or cosine), as these are associated with frequencies which contribute most to the associated stock plot. If you find a large magnitude coefficient which dramatically changes the graph, look at the associated "Period" in weeks, as you may have found a significant recurring cycle for the stock of interest.

Right click on the graph above to see the menu of operations (download, full screen, etc.)

Fourier Analysis

Using data from 6/29/2017 to 7/17/2017 for PTEIX (Putnam New York Tax Exempt Incme Fund Class), this program was able to calculate the following Fourier Series:
Sequence #Cosine Coefficients Sine Coefficients FrequenciesPeriod
08.53   0 
1-.005 -.035 (1*2π)/44 weeks
2-.01   (2*2π)/42 weeks



Back to list of Stocks