For novices, functions are one of the most intimidating features of OpenOffice.org's Calc. Newcomers quickly learn that functions are a main feature of spreadsheets, but there are almost four hundred, ...

This video shows how to use the available trace functions in RIGOL’s series of Spectrum Analyzers. In this experiment, the DG4000 arbitrary waveform generator is used to produce the signal that will ...

Many spectrum analyzers include tracking generators, but some new engineers my not completely understand what the purpose is and how they can help with certain measurements. In a nutshell, tracking ...

Genetics is the study of heritable changes in gene activity or function due to the direct alteration of the DNA sequence. Such alterations include point mutations, deletions, insertions, and ...

What are the “basics” for supply chain managers today? Ten years ago, the supply chain leader in most companies held a title such as vice president of logistics. It was a largely functional role that ...

Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, Vol. 76, No. 508 (May 24, 1905), pp. 127-144 (18 pages) ...