change to use matchlamnbda

Author: kotapiku

nons-test/test/lib/math/tensor.egi

@@ -59,10 +59,9 @@ assertEqual("append indices with ...",
   show([| [| 1, 1 |], [| 1, 1 |] |]_i_j))
 
 assertEqual("generate_tensor by using function expr",
-  letrec g__ = generateTensor(($a $b ->
-                                  match (a, b) as (integer, integer)
-                                  | ($n, n) -> function(x, y, z)
-                                  | (_, _) -> 0),
+  letrec g__ = generateTensor(matchLambda as (integer, integer)
+                              | ($n, n) -> function(x, y, z)
+                              | (_, _) -> 0,
                     [3, 3]) in
    show(withSymbols {i, j} d/d(g_i_j, x)),
   "[| [| g_1_1|x 0 0 |] [| 0 g_2_2|x 0 |] [| 0 0 g_3_3|x |] |]")