A set of chart-style reference books covering everything from the basics to advanced applications of mathematics. - Series: Chart-shiki (Chart Style) - Subject: Mathematics - Volume: I + A - Volume: II + B - Volume: C These books show signs of use, but are still usable. - Publisher: Suken Shuppan (Research Institute Publishing) The answer key has folds and tears. These are chart-style study guides that allow you to thoroughly learn the fundamentals of mathematics.