| 67 |  | double Axy = hmat(0,0) * hmat(1, 1); | 
| 68 |  | double sx = -hz * (press(0, 0) - targetPressure/OOPSEConstant::pressureConvert); | 
| 69 |  | double sy = -hz * (press(1, 1) - targetPressure/OOPSEConstant::pressureConvert); | 
| 70 | < | eta(0,0) -= Axy * (sx - surfaceTension) / (NkBT*tb2); | 
| 71 | < | eta(1,1) -= Axy * (sy - surfaceTension) / (NkBT*tb2); | 
| 70 | > | eta(0,0) -= dt2* Axy * (sx - surfaceTension) / (NkBT*tb2); | 
| 71 | > | eta(1,1) -= dt2* Axy * (sy - surfaceTension) / (NkBT*tb2); | 
| 72 |  | eta(2,2) += dt2 *  instaVol * (press(2, 2) - targetPressure/OOPSEConstant::pressureConvert) / (NkBT*tb2); | 
| 73 |  | oldEta = eta; | 
| 74 |  | } | 
| 80 |  | prevEta = eta; | 
| 81 |  | double sx = -hz * (press(0, 0) - targetPressure/OOPSEConstant::pressureConvert); | 
| 82 |  | double sy = -hz * (press(1, 1) - targetPressure/OOPSEConstant::pressureConvert); | 
| 83 | < | eta(0,0) = oldEta(0, 0) - Axy * (sx -surfaceTension) / (NkBT*tb2); | 
| 84 | < | eta(1,1) = oldEta(1, 1) - Axy * (sy -surfaceTension) / (NkBT*tb2); | 
| 83 | > | eta(0,0) = oldEta(0, 0) - dt2 * Axy * (sx -surfaceTension) / (NkBT*tb2); | 
| 84 | > | eta(1,1) = oldEta(1, 1) - dt2 * Axy * (sy -surfaceTension) / (NkBT*tb2); | 
| 85 |  | eta(2,2) = oldEta(2, 2) + dt2 *  instaVol * | 
| 86 |  | (press(2, 2) - targetPressure/OOPSEConstant::pressureConvert) / (NkBT*tb2); | 
| 87 |  | } |