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2023年12月14日发(作者:)

a>>b:a is much greater than ba≥b: a is greater than or equal to bx→∞:x approches infinityx2:x squarex3:x cube√ ̄x:the square root of x3√ ̄x:the cube root of x3‰:three peimilln∑i=1xi:the summation of x where x goes from 1to nn∏i=1xi:the product of x sub i where igoes from 1to n∫ab:integral betweens a and b分类: News Spots

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