/**
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* @license
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* Copyright 2018 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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import { ENGINE } from '../engine';
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import { Log1p } from '../kernel_names';
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import { convertToTensor } from '../tensor_util_env';
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import { op } from './operation';
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/**
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* Computes natural logarithm of the input `tf.Tensor` plus one
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* element-wise: `ln(1 + x)`
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*
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* ```js
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* const x = tf.tensor1d([1, 2, Math.E - 1]);
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*
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* x.log1p().print(); // or tf.log1p(x)
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* ```
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* @param x The input tensor.
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*
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* @doc {heading: 'Operations', subheading: 'Basic math'}
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*/
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function log1p_(x) {
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const $x = convertToTensor(x, 'x', 'log1p');
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const inputs = { x: $x };
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return ENGINE.runKernel(Log1p, inputs);
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}
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export const log1p = /* @__PURE__ */ op({ log1p_ });
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