/*
 * Zorbage: an algebraic data hierarchy for use in numeric processing.
 *
 * Copyright (C) 2016-2018 Barry DeZonia
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package nom.bdezonia.zorbage.algorithm;

import nom.bdezonia.zorbage.type.algebra.Addition;
import nom.bdezonia.zorbage.type.algebra.Group;
import nom.bdezonia.zorbage.type.algebra.RModuleMember;
import nom.bdezonia.zorbage.type.algebra.Unity;

/**
 * 
 * @author Barry DeZonia
 *
 */
public class RModuleL0Norm {

	private RModuleL0Norm() { }

	/**
	 * 
	 * @param group
	 * @param rmod
	 * @param result
	 */
	public static <T extends Group<T,U> & Addition<U> & Unity<U>,U>
		void compute(T group, RModuleMember<U> rmod, U result)
	{
		U value = group.construct();
		U sum = group.construct();
		U one = group.construct();
		group.unity().call(one);
		for (long i = 0; i < rmod.length(); i++) {
			rmod.v(i, value);
			if (!group.isZero().call(value)) {
				group.add().call(sum, one, sum);
			}
		}
		group.assign().call(sum, result);
	}
}

@@ -1871,16 +1871,41 @@
 oup%3CT,U%3E
+, U, V extends Group%3CV,W%3E
  & Addit
@@ -1908,17 +1908,17 @@
 ddition%3C
-U
+W
 %3E & Unit
@@ -1923,12 +1923,13 @@
 ity%3C
-U%3E,U
+W%3E, W
 %3E%0A%09%09
@@ -1948,16 +1948,27 @@
 (T group
+1, V group2
 , RModul
@@ -1984,17 +1984,17 @@
 %3E rmod, 
-U
+W
  result)
@@ -2006,32 +2006,33 @@
 %09U value = group
+1
 .construct();%0A%09%09
@@ -2031,17 +2031,17 @@
 ct();%0A%09%09
-U
+W
  sum = g
@@ -2036,32 +2036,33 @@
 %0A%09%09W sum = group
+2
 .construct();%0A%09%09
@@ -2061,17 +2061,17 @@
 ct();%0A%09%09
-U
+W
  one = g
@@ -2074,16 +2074,17 @@
  = group
+2
 .constru
@@ -2096,16 +2096,17 @@
 %0A%09%09group
+2
 .unity()
@@ -2196,16 +2196,17 @@
  (!group
+1
 .isZero(
@@ -2231,16 +2231,17 @@
 %09%09%09group
+2
 .add().c
@@ -2276,16 +2276,17 @@
 %0A%09%09group
+2
 .assign(

Fix L0 norm definition. Make it more like other norm definitions.