Gravitational Waves, a New Observational Window on the Universe

Simulation of two merging black holes [image: SXS, the Simulating eXtreme Spacetimes (SXS) project]

Not that I am going to try, but it is difficult to underestimate the importance of the first detection of gravitational waves for physics. Apart from the fact that it is another gloriously successful test for general relativity, it actually opens up a new observational window on the universe…

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Submitted on 24 April 2016

The Moving Average in the Financial Sector

Figure 4. Impulse (left), step (middle), and frequency (right) responses for Spencer’s 15-point moving average.

When researching what to include in The Moving Average as a Filter and Variations on the Moving Average, I came across a lot of references to applications in the financial sector. This is not my forte, but, just for fun, I gave a few of the moving averages that are used there the same treatment as the filters in…

Submitted on 29 February 2016