杨旭 完成DL102入学任务任务啦

[xuyang02965]

基础任务

• 源码参见 word2count.py

• 运行结果

的 人 = 923
他 的 = 503
自己 的 = 479
上 的 = 355
他们 的 = 335
人 的 = 293
的 时候 = 261
就 会 = 225
的 东西 = 207
都 是 = 206

进阶任务

求导数

• 代码参见diff.py

• 运行结果

2*x**2*cos(x**2) + sin(x**2)

向量化

• 代码参见vectorization.py

• 运行结果

[ 1.76405235  0.40015721  0.97873798  2.2408932   1.86755799 -0.97727788
  0.95008842 -0.15135721 -0.10321885  0.4105985   0.14404357  1.45427351
  0.76103773  0.12167502  0.44386323  0.33367433  1.49407907 -0.20515826
  0.3130677  -0.85409574 -2.55298982  0.6536186   0.8644362  -0.74216502
  2.26975462 -1.45436567  0.04575852 -0.18718385  1.53277921  1.46935877
  0.15494743  0.37816252 -0.88778575 -1.98079647 -0.34791215  0.15634897
  1.23029068  1.20237985 -0.38732682 -0.30230275 -1.04855297 -1.42001794
 -1.70627019  1.9507754  -0.50965218 -0.4380743  -1.25279536  0.77749036
 -1.61389785 -0.21274028 -0.89546656  0.3869025  -0.51080514 -1.18063218
 -0.02818223  0.42833187  0.06651722  0.3024719  -0.63432209 -0.36274117
 -0.67246045 -0.35955316 -0.81314628 -1.7262826   0.17742614 -0.40178094
 -1.63019835  0.46278226 -0.90729836  0.0519454   0.72909056  0.12898291
  1.13940068 -1.23482582  0.40234164 -0.68481009 -0.87079715 -0.57884966
 -0.31155253  0.05616534 -1.16514984  0.90082649  0.46566244 -1.53624369
  1.48825219  1.89588918  1.17877957 -0.17992484 -1.07075262  1.05445173
 -0.40317695  1.22244507  0.20827498  0.97663904  0.3563664   0.70657317
  0.01050002  1.78587049  0.12691209  0.40198936]

[ 1.76405235  0.40015721  0.97873798  2.2408932   1.86755799  0.
  0.95008842  0.          0.          0.4105985   0.14404357  1.45427351
  0.76103773  0.12167502  0.44386323  0.33367433  1.49407907  0.          0.3130677
  0.          0.          0.6536186   0.8644362   0.          2.26975462
  0.          0.04575852  0.          1.53277921  1.46935877  0.15494743
  0.37816252  0.          0.          0.          0.15634897  1.23029068
  1.20237985  0.          0.          0.          0.          0.          1.9507754
  0.          0.          0.          0.77749036  0.          0.          0.
  0.3869025   0.          0.          0.          0.42833187  0.06651722
  0.3024719   0.          0.          0.          0.          0.          0.
  0.17742614  0.          0.          0.46278226  0.          0.0519454
  0.72909056  0.12898291  1.13940068  0.          0.40234164  0.          0.
  0.          0.          0.05616534  0.          0.90082649  0.46566244
  0.          1.48825219  1.89588918  1.17877957  0.          0.
  1.05445173  0.          1.22244507  0.20827498  0.97663904  0.3563664
  0.70657317  0.01050002  1.78587049  0.12691209  0.40198936]