Initialize identity for sigma < 256
Change-Id: I18305fc2d9f852b4567e25771c01ad190322e224
diff --git a/datok_test.go b/datok_test.go
index d3de001..2435acf 100644
--- a/datok_test.go
+++ b/datok_test.go
@@ -1087,3 +1087,8 @@
// BenchmarkDoubleArrayConstruction-4 79394 14561 ns/op 10703 B/op 29 allocs/op
// BenchmarkDoubleArrayLarger-4 19 60257675 ns/op 6357911 B/op 2577 allocs/op
// BenchmarkMatrixTransduce-4 35076 30581 ns/op 28944 B/op 17 allocs/op
+// 2021-12-05 - init identity for sigma < 256
+// BenchmarkDoubleArrayTransduce-4 35284 31918 ns/op 28944 B/op 17 allocs/op
+// BenchmarkDoubleArrayConstruction-4 80342 14504 ns/op 10703 B/op 29 allocs/op
+// BenchmarkDoubleArrayLarger-4 19 60343253 ns/op 6357789 B/op 2575 allocs/op
+// BenchmarkMatrixTransduce-4 34029 30238 ns/op 28944 B/op 17 allocs/op