Abstract: LaSalle’s invariance principle is a commonly used extension of Lyapunov’s second method to study asymptotic stability of nonlinear systems. If the system can be written in polynomial form, ...
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Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
This is a linear regular expression engine for a subset of JavaScript regexes. The underlying algorithm is an extension of the PikeVM, supporting more JavaScript features. This engine implements the ...
Background Physical activity (PA) is important for maintaining health, but there are fundamental unanswered questions on how best it should be measured. Methods We measured PA in the Netherlands ...
Classical conditioning is a way to learn using unconscious associations. Pavlov discovered classical conditioning when dogs started to salivate at the sound of a bell before they got food. The ...