X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fjalview%2Fmath%2FMatrixI.java;h=e98007e5b084cf243c3d5919599a2a4ff7d13984;hb=a9177efb4097815d9a8031aa22700c61a7d6260a;hp=d72890a040145f88bfcc9818a88c8789e1c30937;hpb=97fbcf746cdd6c998871adcf8e737d43e5307387;p=jalview.git

diff --git a/src/jalview/math/MatrixI.java b/src/jalview/math/MatrixI.java
index d72890a..e98007e 100644
--- a/src/jalview/math/MatrixI.java
+++ b/src/jalview/math/MatrixI.java
@@ -159,4 +159,15 @@ public interface MatrixI
    * @param d
    */
   void multiply(double d);
+
+  /**
+   * Answers true if the two matrices have the same dimensions, and
+   * corresponding values all differ by no more than delta (which should be a
+   * positive value), else false
+   * 
+   * @param m2
+   * @param delta
+   * @return
+   */
+  boolean equals(MatrixI m2, double delta);
 }