Update data_and_models.md

3 years ago · e16cccb67d
parent b7399f20a8
commit e16cccb67d
1 changed files with 1 additions and 1 deletions
--- a/doc/data_and_models.md
+++ b/doc/data_and_models.md
@ -4,7 +4,7 @@ Currently PowerSAS.m supports extended PSAT (Matlab) data format. Support for ot

 ### 2. Extension of PSAT (Matlab) format
 #### 2.1 Automatic generation control (AGC) model
-Here PowerSAS provides a simple AGC model. It is named as `Agc.con` in data files and it is a N$\times$4 matrix. Each column is defined as below:
+Here PowerSAS provides a simple AGC model. It is named as `Agc.con` in data files and it is a $\text{N}\times \text{4}$ matrix. Each column is defined as below:
 Column  | Content
 -------| -------------
 1 | Bus index