86 simplified dx: 7

87 simplified dy: 7

88

89 input: exp(x+y)

90 parse: exp((x + y))

91 reparse: exp((x + y))

92 simplified: exp((x + y))

93 contains x: True

94 contains y: True

95 dx: (exp((x + y)) * (1 + 0))

96 dy: (exp((x + y)) * (0 + 1))

97 simplified dx: exp((x + y))

98 simplified dy: exp((x + y))

99

100 input: x+ln(y)

101 parse: (x + ln(y))

102 reparse: (x + ln(y))

103 simplified: (x + ln(y))

104 contains x: True

105 contains y: True

106 dx: (1 + (0 / y))

107 dy: (0 + (1 / y))

108 simplified dx: 1

109 simplified dy: (1 / y)

110

111 input: x/y

112 parse: (x / y)

113 reparse: (x / y)

114 simplified: (x / y)

115 contains x: True

116 contains y: True

117 dx: (((1 * y) - (x * 0)) / (y ^ 2))

118 dy: (((0 * y) - (x * 1)) / (y ^ 2))

119 simplified dx: (y / (y ^ 2))

120 simplified dy: (-x / (y ^ 2))

121

122 input: exp(x)/ln(x)

123 parse: (exp(x) / ln(x))

124 reparse: (exp(x) / ln(x))

125 simplified: (exp(x) / ln(x))

126 contains x: True

127 contains y: False

128 dx: ((((exp(x) * 1) * ln(x)) - (exp(x) * (1 / x))) / (ln(x) ^ 2))

129 dy: ((((exp(x) * 0) * ln(x)) - (exp(x) * (0 / x))) / (ln(x) ^ 2))

130 simplified dx: (((exp(x) * ln(x)) - (exp(x) * (1 / x))) / (ln(x) ^ 2))

131 simplified dy: 0

132

133 请按任意键继续. . .

最后一个simplified dy化简得真彻底啊……