The RIGOL DS4000 provides advanced math functions that allow users to enter and edit formulas to actively perform advanced calculations. It is useful in many application such as editing U*I to do ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Kansas City, Mo. — Rachel McIntosh was hired ...

DECATUR — De'Asia Curry participated in Operation Calculus when she was a student at Eisenhower High School, and the class helped her decide to become a teacher herself.