Change math. symbol

oemof · Apr 25, 2018 · f1735fa · f1735fa
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commit f1735fa
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diff --git a/doc/description.rst b/doc/description.rst
@@ -30,7 +30,7 @@ The approach for generating heat demand profiles is described in section 4.1 (Sy
 
 The geometric series approach is meant to account for thermal inertia.
 
-:math:`T = \frac{T_t + 0.5 \cdot T_{t-1} + 0.25 \cdot T_{t-2} + 0.125 \cdot T_{t-3}}{1 + 0.5 + 0.25 + 0.125}` 
+:math:`\theta = \frac{T_t + 0.5 \cdot T_{t-1} + 0.25 \cdot T_{t-2} + 0.125 \cdot T_{t-3}}{1 + 0.5 + 0.25 + 0.125}` 
 
 Depending on the profile type, different coefficients A, B, C, D for the sigmoid function are used.