154 lines
4.8 KiB
JavaScript
154 lines
4.8 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.createRightArithShift = void 0;
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var _bitwise = require("../../utils/bignumber/bitwise.js");
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var _algorithm = require("../../type/matrix/utils/algorithm02.js");
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var _algorithm2 = require("../../type/matrix/utils/algorithm11.js");
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var _algorithm3 = require("../../type/matrix/utils/algorithm13.js");
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var _algorithm4 = require("../../type/matrix/utils/algorithm14.js");
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var _algorithm5 = require("../../type/matrix/utils/algorithm01.js");
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var _algorithm6 = require("../../type/matrix/utils/algorithm10.js");
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var _algorithm7 = require("../../type/matrix/utils/algorithm08.js");
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var _factory = require("../../utils/factory.js");
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var _index = require("../../plain/number/index.js");
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var name = 'rightArithShift';
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var dependencies = ['typed', 'matrix', 'equalScalar', 'zeros', 'DenseMatrix'];
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var createRightArithShift = /* #__PURE__ */(0, _factory.factory)(name, dependencies, function (_ref) {
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var typed = _ref.typed,
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matrix = _ref.matrix,
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equalScalar = _ref.equalScalar,
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zeros = _ref.zeros,
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DenseMatrix = _ref.DenseMatrix;
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var algorithm01 = (0, _algorithm5.createAlgorithm01)({
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typed: typed
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});
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var algorithm02 = (0, _algorithm.createAlgorithm02)({
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typed: typed,
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equalScalar: equalScalar
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});
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var algorithm08 = (0, _algorithm7.createAlgorithm08)({
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typed: typed,
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equalScalar: equalScalar
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});
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var algorithm10 = (0, _algorithm6.createAlgorithm10)({
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typed: typed,
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DenseMatrix: DenseMatrix
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});
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var algorithm11 = (0, _algorithm2.createAlgorithm11)({
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typed: typed,
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equalScalar: equalScalar
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});
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var algorithm13 = (0, _algorithm3.createAlgorithm13)({
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typed: typed
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});
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var algorithm14 = (0, _algorithm4.createAlgorithm14)({
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typed: typed
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});
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/**
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* Bitwise right arithmetic shift of a value x by y number of bits, `x >> y`.
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* For matrices, the function is evaluated element wise.
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* For units, the function is evaluated on the best prefix base.
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*
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* Syntax:
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*
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* math.rightArithShift(x, y)
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*
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* Examples:
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*
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* math.rightArithShift(4, 2) // returns number 1
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*
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* math.rightArithShift([16, -32, 64], 4) // returns Array [1, -2, 3]
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*
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* See also:
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*
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* bitAnd, bitNot, bitOr, bitXor, rightArithShift, rightLogShift
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*
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* @param {number | BigNumber | Array | Matrix} x Value to be shifted
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* @param {number | BigNumber} y Amount of shifts
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* @return {number | BigNumber | Array | Matrix} `x` sign-filled shifted right `y` times
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*/
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return typed(name, {
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'number, number': _index.rightArithShiftNumber,
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'BigNumber, BigNumber': _bitwise.rightArithShiftBigNumber,
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'SparseMatrix, SparseMatrix': function SparseMatrixSparseMatrix(x, y) {
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return algorithm08(x, y, this, false);
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},
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'SparseMatrix, DenseMatrix': function SparseMatrixDenseMatrix(x, y) {
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return algorithm02(y, x, this, true);
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},
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'DenseMatrix, SparseMatrix': function DenseMatrixSparseMatrix(x, y) {
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return algorithm01(x, y, this, false);
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},
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'DenseMatrix, DenseMatrix': function DenseMatrixDenseMatrix(x, y) {
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return algorithm13(x, y, this);
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},
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'Array, Array': function ArrayArray(x, y) {
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// use matrix implementation
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return this(matrix(x), matrix(y)).valueOf();
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},
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'Array, Matrix': function ArrayMatrix(x, y) {
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// use matrix implementation
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return this(matrix(x), y);
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},
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'Matrix, Array': function MatrixArray(x, y) {
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// use matrix implementation
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return this(x, matrix(y));
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},
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'SparseMatrix, number | BigNumber': function SparseMatrixNumberBigNumber(x, y) {
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// check scalar
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if (equalScalar(y, 0)) {
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return x.clone();
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}
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return algorithm11(x, y, this, false);
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},
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'DenseMatrix, number | BigNumber': function DenseMatrixNumberBigNumber(x, y) {
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// check scalar
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if (equalScalar(y, 0)) {
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return x.clone();
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}
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return algorithm14(x, y, this, false);
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},
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'number | BigNumber, SparseMatrix': function numberBigNumberSparseMatrix(x, y) {
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// check scalar
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if (equalScalar(x, 0)) {
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return zeros(y.size(), y.storage());
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}
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return algorithm10(y, x, this, true);
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},
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'number | BigNumber, DenseMatrix': function numberBigNumberDenseMatrix(x, y) {
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// check scalar
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if (equalScalar(x, 0)) {
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return zeros(y.size(), y.storage());
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}
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return algorithm14(y, x, this, true);
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},
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'Array, number | BigNumber': function ArrayNumberBigNumber(x, y) {
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// use matrix implementation
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return this(matrix(x), y).valueOf();
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},
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'number | BigNumber, Array': function numberBigNumberArray(x, y) {
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// use matrix implementation
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return this(x, matrix(y)).valueOf();
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}
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});
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});
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exports.createRightArithShift = createRightArithShift;
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