Update README.md

README.md

@@ -119,7 +119,7 @@ Loop for tx_gain monitoring in real time
 
 
 ```python
-valid = False
+valid = True
 while (valid):
     valid = input("1 to set txGain  ||  0 to compute DPD : ")
     valid = bool(int(valid))
@@ -213,9 +213,7 @@ plt.show()
 
 ## DPD Computation
 
-$$
- {y_{dpd}}(n) = \displaystyle \sum_{k=0}^{K_a-1} \sum_{l=0}^{L_a-1} a_{k l} \, x(n-l) \cdot |x(n-l)|^{k} + \sum_{k=1}^{K_b} \sum_{l=0}^{L_b-1} \sum_{m=1}^{M_b} b_{k l m} \, x(n-l) \cdot |x(n-l-m)|^{k} + \sum_{k=1}^{K_c} \sum_{l=0}^{L_c-1} \sum_{m=1}^{M_c} c_{k l m} \, x(n-l) \cdot |x(n-l+m)|^{k}
-$$
+$$ {y_{dpd}}(n) = \displaystyle \sum_{k=0}^{K_a-1} \sum_{l=0}^{L_a-1} a_{k l} \, x(n-l) \cdot |x(n-l)|^{k} + \sum_{k=1}^{K_b} \sum_{l=0}^{L_b-1} \sum_{m=1}^{M_b} b_{k l m} \, x(n-l) \cdot |x(n-l-m)|^{k} + \sum_{k=1}^{K_c} \sum_{l=0}^{L_c-1} \sum_{m=1}^{M_c} c_{k l m} \, x(n-l) \cdot |x(n-l+m)|^{k} $$
 
 $x(n)$ : dpd input (complex envelope) <br />
 $y_{dpd}(n)$ : dpd output (complex envelope)
@@ -254,7 +252,7 @@ sdr.tx_cyclic_buffer = True # Enable cyclic buffers
 
 sdr.tx(dpdOutput) # start transmitting with DPD
 
-valid = False
+valid = True
 while (valid):
     valid = input("1 to set txGain  ||  0 to compute DPD : ")
     valid = bool(int(valid))