Xu. Liang
Xu. Liang
 I tried train two DeepONet to solve the problem like this...
``` # build a net then train it. def periodic(inputs): # just a function inputs *= 2 * np.pi out = tf.concat([tf.cos(inputs), tf.sin(inputs), tf.cos(2 * inputs), tf.sin(2 * inputs)], 1)...