L6_A
      6.8 Taylor's theorem and Higher derivatives(cont.)
            (1)Theorem

    
L6_B
      6.8 Taylor's theorem and Higher derivatives(cont.)
             (1)Theorem(cont.)

L6_C
      6.8 Taylor's theorem and Higher derivatives(cont.)
            (1)Theorem
            (2)Remark
            (3)Taylor's theorm

L6_D
      6.8 Taylor's theorem and Higher derivatives(cont.)
            (1)Remark