feat: update blas/ext/base TypeScript declarations

lib/node_modules/@stdlib/blas/ext/base/docs/types/index.d.ts

@@ -61,6 +61,7 @@ import dcartesianPower = require( '@stdlib/blas/ext/base/dcartesian-power' );
 import dcartesianProduct = require( '@stdlib/blas/ext/base/dcartesian-product' );
 import dcartesianSquare = require( '@stdlib/blas/ext/base/dcartesian-square' );
 import dcircshift = require( '@stdlib/blas/ext/base/dcircshift' );
+import dcopyWithin = require( '@stdlib/blas/ext/base/dcopy-within' );
 import dcuany = require( '@stdlib/blas/ext/base/dcuany' );
 import dcuevery = require( '@stdlib/blas/ext/base/dcuevery' );
 import dcunone = require( '@stdlib/blas/ext/base/dcunone' );
@@ -244,6 +245,7 @@ import gsumkbn = require( '@stdlib/blas/ext/base/gsumkbn' );
 import gsumkbn2 = require( '@stdlib/blas/ext/base/gsumkbn2' );
 import gsumors = require( '@stdlib/blas/ext/base/gsumors' );
 import gsumpw = require( '@stdlib/blas/ext/base/gsumpw' );
+import gtril = require( '@stdlib/blas/ext/base/gtril' );
 import gtriu = require( '@stdlib/blas/ext/base/gtriu' );
 import gunitspace = require( '@stdlib/blas/ext/base/gunitspace' );
 import gvander = require( '@stdlib/blas/ext/base/gvander' );
@@ -1757,6 +1759,43 @@ interface Namespace {
 	*/
 	dcircshift: typeof dcircshift;
 
+	/**
+	* Performs an in-place copy of elements within a double-precision floating-point strided array.
+	*
+	* ## Notes
+	*
+	* -   If the `start` and `target` index ranges do not overlap, the `workspace` array is unused and thus ignored.
+	*
+	* @param N - number of indexed elements
+	* @param target - target index
+	* @param start - source start index (inclusive)
+	* @param end - source end index (exclusive)
+	* @param x - input array
+	* @param strideX - stride length for `x`
+	* @param workspace - workspace array
+	* @param strideW - stride length for `workspace`
+	* @returns `x`
+	*
+	* @example
+	* var Float64Array = require( '@stdlib/array/float64' );
+	*
+	* var x = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ] );
+	* var w = new Float64Array( x.length );
+	*
+	* ns.dcopyWithin( x.length, 3, 1, 4, x, 1, w, 1 );
+	* // x => <Float64Array>[ 1.0, 2.0, 3.0, 2.0, 3.0, 4.0 ]
+	*
+	* @example
+	* var Float64Array = require( '@stdlib/array/float64' );
+	*
+	* var x = new Float64Array( [ 1.0, 2.0, 3.0, 4.0, 5.0, 6.0 ] );
+	* var w = new Float64Array( x.length );
+	*
+	* ns.dcopyWithin.ndarray( x.length, 3, 1, 4, x, 1, 0, w, 1, 0 );
+	* // x => <Float64Array>[ 1.0, 2.0, 3.0, 2.0, 3.0, 4.0 ]
+	*/
+	dcopyWithin: typeof dcopyWithin;
+
 	/**
 	* Cumulatively tests whether at least one element in a double-precision floating-point strided array is truthy.
 	*
@@ -7093,6 +7132,35 @@ interface Namespace {
 	*/
 	gsumpw: typeof gsumpw;
 
+	/**
+	* Copies the lower triangular part of a matrix `A` to another matrix `B`.
+	*
+	* @param order - storage layout of `A` and `B`
+	* @param M - number of rows in matrix `A`
+	* @param N - number of columns in matrix `A`
+	* @param k - diagonal above which to ignore
+	* @param A - input matrix
+	* @param LDA - stride of the first dimension of `A` (a.k.a., leading dimension of the matrix `A`)
+	* @param B - output matrix
+	* @param LDB - stride of the first dimension of `B` (a.k.a., leading dimension of the matrix `B`)
+	* @returns `B`
+	*
+	* @example
+	* var A = [ 1.0, 2.0, 3.0, 4.0 ];
+	* var B = [ 0.0, 0.0, 0.0, 0.0 ];
+	*
+	* ns.gtril( 'row-major', 2, 2, 0, A, 2, B, 2 );
+	* // B => [ 1.0, 0.0, 3.0, 4.0 ]
+	*
+	* @example
+	* var A = [ 1.0, 2.0, 3.0, 4.0 ];
+	* var B = [ 0.0, 0.0, 0.0, 0.0 ];
+	*
+	* ns.gtril.ndarray( 2, 2, 0, A, 2, 1, 0, B, 2, 1, 0 );
+	* // B => [ 1.0, 0.0, 3.0, 4.0 ]
+	*/
+	gtril: typeof gtril;
+
 	/**
 	* Copies the upper triangular part of a matrix `A` to another matrix `B`.
 	*