Two Sigma Investments LP reduced its stake in shares of Summit Materials, Inc. (NYSE:SUM – Free Report) by 43.9% during the 4th quarter, according to its most recent 13F filing with the SEC.

Variance is often depicted by this symbol: σ 2. The square root of the ... and then dividing the sum of the squares by the number of values in the data set. Software like Excel can make this ...

The NWChem plane-wave (NWPW) module uses pseudopotentials and plane-wave basis sets to perform Density Functional Theory calculations (simple introduction pw-lecture.pdf). This module complements the ...

"K" will surround it with "\cancelto". "B" will surround it with "\underset". When a snippet containing "\sum", "\int" or "\frac" is triggered, any enclosing brackets will automatically be enlarged ...