indefinite integral

柯林斯词典

indefinite integral

• 1. N any function whose derivative is the given function, as x², x² + 3, x²–5, etc of 2x 原函数

• 2. N the schema representing all such functions, here x² + k 原函数族

• 3. N the symbolic representation of this as a function of the given function, written ʃf(x)dx where f(x) is the given function 不定积分(记作ʃf(x)dx)

• 4. N the symbol ʃ 积分号ʃ

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