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neg.scala
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neg.scala
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/*
* Copyright 2022 Erik Erlandson
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package coulomb.ops.standard
object neg:
import algebra.ring.AdditiveGroup
import coulomb.Quantity
import coulomb.syntax.withUnit
import coulomb.ops.Neg
given ctx_quantity_neg[V, U](using alg: AdditiveGroup[V]): Neg[V, U] =
(q: Quantity[V, U]) => alg.negate(q.value).withUnit[U]