abs element-wise unary, 0D->0D DONE elu element-wise unary, 0D->0D DONE exp element-wise unary, 0D->0D DONE gelu element-wise unary, 0D->0D DONE hardswish element-wise unary, 0D->0D DONE leaky_relu element-wise unary, 0D->0D DONE mish element-wise unary, 0D->0D DONE relu element-wise unary, 0D->0D DONE relu6 element-wise unary, 0D->0D DONE sigmoid element-wise unary, 0D->0D DONE sqrt element-wise unary, 0D->0D DONE swish element-wise unary, 0D->0D DONE tanh element-wise unary, 0D->0D DONE round element-wise unary, 0D->0D DONE softplus element-wise unary, 0D->0D DONE cast element-wise unary, 0D->0D DONE clip element-wise unary, 0D->0D DONE scale element-wise unary, 0D->0D DONE softmax when input 0D, outputs is 0D and value is 1.0, grad is 0D and value is 0.0 DONE log_softmax when input 0D, outputs is 0D and value is 0.0, grad is 0D and value is 0.0 DONE