The sine and cosine functions can be used to model fluctuations in temperature data throughout the year. An equation that can be used to model these data is of the ...

Trigonometric identities are powerful tools for simplifying complex equations in math and science. Three core groups—reciprocal, quotient, and Pythagorean—form the foundation. Effective strategies ...

Scientists in the United States have verified the health benefits of red ginseng, paving the way for Korea's largest ginseng extract maker to expand its presence in the global market. The latest ...

Abstract: The abundant grid-connected power electronic devices and non-linear loads used widely have caused power system harmonic pollution. Harmonic detection is very important for selective harmonic ...

The Board on Science Education (BOSE) with the National Academy of Engineering (NAE) are supporting a project that provides practical, evidence-based guidance on how to support educational equity in ...

remove-circle Internet Archive's in-browser bookreader "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see ...

This is a simple trigonometric function calculator implemented in MATLAB. It can calculate sine (sin), cosine (cos), arcsine (arcsin), and arctangent (arctan) functions. Users can input either radians ...

Abstract: Nowadays, problems such as greenhouse effect and air pollution become increasingly prominent. The power generation process should pay attention to the fuel cost and reduce the pollution to ...