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Mary Amelia Swift
Mary Amelia Swift (September 17, 1812 – November 1, 1875) was an American teacher and textbook writer. Little is known of her early life, though she was raised in western and central Connecticut. In 1833, she became the principal of the Litchfield Female Academy, leading the school for three years. That year, noting a need to teach basic science and finding no adequate textbooks, she wrote ''First Lessons on Natural Philosophy–Part First''. It was one of the first scientific texts written by a woman and was based on her observations of teaching needs from her classroom experience. Three years later she wrote a more advanced textbook for older children, ''First Lessons on Natural Philosophy–Part Second''. Marrying in 1845, Swift moved to Brooklyn and raised a family. She revised her books frequently and they were republished at least thirty-five times gaining popularity thanks to their easy-to-use format. Distributed throughout the United States, Swift's books were also u ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Brackets
A bracket is either of two tall fore- or back-facing punctuation marks commonly used to isolate a segment of text or data from its surroundings. Typically deployed in symmetric pairs, an individual bracket may be identified as a 'left' or 'right' bracket or, alternatively, an "opening bracket" or "closing bracket", respectively, depending on the Writing system#Directionality, directionality of the context. Specific forms of the mark include parentheses (also called "rounded brackets"), square brackets, curly brackets (also called 'braces'), and angle brackets (also called 'chevrons'), as well as various less common pairs of symbols. As well as signifying the overall class of punctuation, the word "bracket" is commonly used to refer to a specific form of bracket, which varies from region to region. In most English-speaking countries, an unqualified word "bracket" refers to the parenthesis (round bracket); in the United States, the square bracket. Glossary of mathematical sym ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
