function selu_(x) {
    const $x = (0, _tensorUtilEnv.convertToTensor)(x, "x", "selu");
    const inputs = {
        x: $x
    };
    return (0, _engine.ENGINE).runKernel((0, _kernelNames.Selu), inputs);
}
Computes scaled exponential linear element-wise.

`x < 0 ? scale * alpha * (exp(x) - 1) : scale * x`

```js
const x = tf.tensor1d([-1, 2, -3, 4]);

x.selu().print();  // or tf.selu(x)
```
@param x The input tensor.

@doc {heading: 'Operations', subheading: 'Basic math'}