While math word problems are widely used in classrooms at all grade levels to help put numbers, operations, and equations into context and connect math to the real world, they also increase the ...

Graphing a piecewise defined function might seem daunting at first, but breaking down the process into manageable steps can make it significantly easier. A piecewise function, as the name suggests, is ...

Move modules into chebyfit package. Add Python wrapper for _chebyfit C extension module. Fix static analysis issues in _chebyfit.c.

Do you sense something problematic about the word “problematic”? The way it’s used has changed a great deal in recent years, so much that it can now seem a little shifty. The journey that brought us ...

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This research was supported in part by the U.S. Air Force under Contracts AF 49(638)-382 and AF 33(657)-8559 as well as by the National Aeronautical and Space Administration under Contract NASr-103.

Can't the calculator process such a primitive function as tan(10x)? Moreover, when you enter and press Enter, the calculator noticeably freezes for 10-15 seconds: ...