之所以能够在9世纪初的阿拉伯地区产生像花拉子密这样伟大的科学家绝对不是偶然的，这是政治、经济、文化等多方面因素共同作用的结果。据推断花拉子密出生在公元8世纪的最后一个十年，并在当时学风盛行的巴格达接受教育。阿拔斯王朝第七任哈里发马蒙（al-Ma’mūn，813-833）在巴格达修建了“智慧宫”并开启了“百年翻译运动”。花拉子密在这一时期被邀请到“智慧宫”工作，完成了《代数学》并在该书序言中表达了对 ...

In de-tracked classes with specially trained teachers, some struggling students saw their performance accelerate.

Only about 53% of local public school students are considered proficient in math, according to last school year’s state test ...

This title is available on our Higher Education website. Linear algebra has become the subject to know for people in quantitative disciplines of all kinds. No longer the exclusive domain of ...

A straight line can be drawn by joining two points plotted on a grid. The coordinates of the mid-point of the line and the length of the line can be calculated using the coordinate values. Before ...

To register your interest please contact collegesales@cambridge.org providing details of the course you are teaching. Linear algebra now rivals or surpasses calculus in importance for people working ...

Graphs are often used in everyday life to give information about how two quantities are related. The gradient and intercept of the graph can be interpreted from the graphs. Before reading this ...

Teaching algebraic thinking skills early—like generalizing, representing, and reasoning—can set students up for success, ...

昆虫，作为自然界中分布最广、种类繁多的生物群体之一，具有极强的环境适应能力。 受自然昆虫启发，众多科研人员投身于昆虫级机器人的设计原理与制造技术探索，并成功开发出多种具备类似自然昆虫运动能力的机械昆虫。这些机械昆虫能够高速爬行，攀爬，飞行和穿越狭窄空 ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...

Many of us have favorite teachers who not only got through to us, but changed the trajectory of our lives. For me, that was Mr. Cain, my geometry and algebra II teacher at Del Norte High School in ...

Starting in 2025, South Carolina will introduce changes to the math curriculum for students from kindergarten to 12th grade.