title="class in org.apache.commons.math3.geometry.euclidean.twod">Vector2D</a>&nbsp;u)</code>
<div class="block">Multiplicative constructor
 Build a vector from another one and a scale factor.</div>
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<td class="colLast"><code><strong><a href="../../../../../../../../org/apache/commons/math3/geometry/euclidean/twod/Vector2D.html#Vector2D(double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D, double, org.apache.commons.math3.geometry.euclidean.twod.Vector2D)">Vecto