You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: dpotri.go
    path of file: ./repos/hoverfly/vendor/gonum.org/v1/gonum/lapack/gonum
    
    the code of the file until where you have to start completion: // Copyright ©2019 The Gonum Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package gonum

import "gonum.org/v1/gonum/blas"

// Dpotri computes the 
    
func (impl Implementation) Dpotri(uplo blas.Uplo, n int, a []float64, lda int) (ok bool) {
	switch {
	case uplo != blas.Upper && uplo != blas.Lower:
		panic(badUplo)
	case n < 0:
		panic(nLT0)
	case lda < max(1, n):
		panic(badLdA)
	}

	// Quick return if possible.
	if n == 0 {
		return true
	}

	if len(a) < (n-1)*lda+n {
		panic(shortA)
	}

	// Invert the triangular Cholesky factor U or L.
	ok = impl.Dtrtri(uplo, blas.NonUnit, n, a, lda)
	if !ok {
		return false
	}

	// Form inv(U)*inv(U)ᵀ or inv(L)ᵀ*inv(L).
	impl.Dlauum(uplo, n, a, lda)
	return true
}