symbolic: actually fix sinc

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/symbolic.py b/symbolic.py
index 25c4a686ea3836af5d9a63a8fbf3dd21884135cc..2f3f8e6ac05e5d5967d3ce458e4694dbf9218dd3 100644 (file)
--- a/symbolic.py
+++ b/symbolic.py
@@ -248,6 +248,6 @@ def get_python():
   out = q_sqparm
   sinc_fixed = Function('sinc_fixed')
   implemented_function(sinc_fixed, lambda x: np.sinc(x/np.pi))
-  out = out..subs(sinc,sinc_fixed)
+  out = out.subs(sinc,sinc_fixed)
   p = list(map(eval,params))
   return lambdify(p, out)