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-rw-r--r--man/blind-matrix-shear.14
1 files changed, 3 insertions, 1 deletions
diff --git a/man/blind-matrix-shear.1 b/man/blind-matrix-shear.1
index 0eb1499..56d856d 100644
--- a/man/blind-matrix-shear.1
+++ b/man/blind-matrix-shear.1
@@ -43,7 +43,9 @@ The description assumes the Y-axis grows downwards.
Horizontal shearing and vertical shearing is not
mutually commutative, this tool performs the
shearing at the same time rather than after each
-other.
+other. When shearing both horizontally and
+vertically, the transformation matrix is not
+necessarily invertable.
.SH SEE ALSO
.BR blind (7),
.BR blind-from-text (1),