tensorflow随笔-acosh,acos

acos函数是反余弦函数

#!/usr/bin/env python2
# -*- coding: utf-8 -*-import tensorflow as tf
a = tf.constant([[0.1, -0.2], [-0.3, 0.4]])
result1=tf.acos(a)sess=tf.Session()
with sess:print sess.run(result1)

[[1.4706289 1.7721543]
[1.875489 1.1592795]]

acosh反双曲余弦-X中元素的反双曲余弦

#!/usr/bin/env python2
# -*- coding: utf-8 -*-import tensorflow as tf
a = tf.constant([[1., 2.], [3., 4.]])
result1=tf.acosh(a)sess=tf.Session()
with sess:print sess.run(result1)

[[0. 1.316958 ]
[1.7627472 2.063437 ]]

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