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第29講 續.積分與比較審歛法 12.4 比值與根值判別法 12.5 絕對收斂和條件收斂;交替級數 交錯級數判別法
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L29_A
L29_A
12.3 The integral test and comparison test (Conti.) (續.積分與比較審歛法)
12.4 The Ratio test and root test (比值與根值判別法)
L29_B
12.4 The Ratio test and root test (Conti.) (續.比值與根值判別法)
12.5 Absolute and conditional convergence;alternating series (絕對收斂和條件收斂;交替級數)
alternating series test (交錯級數判別法)