ABSTRACT: The objective of this study was to characterize the physico-chemical parameters of two swamps receiving wastewater from soap factories and the distribution of their macrophytes in the ...

Symbolab is an educational math tool that allows you to discover, practice, and learn math problems using scientific calculators and symbols. It is both an equation search and math solver. Students ...

Scientific Notation Formatter A TypeScript library for formatting numbers in various scientific notation representations including HTML, LaTeX, and MathML.

ABSTRACT: More and more courses are no longer based on the examination results to evaluate the effect. As the main participants, students are paid more attention to, especially their mental feelings.