[misc] Updated README

README.md

@@ -16,6 +16,7 @@ RCFS is a collection of source codes to study robotics through simple 2D example
 | LQT | Linear quadratic tracking (LQT) applied to a viapoint task (batch formulation) | ✅ | ✅ |  |  |
 | LQT_tennisServe | LQT in a ballistic task mimicking a bimanual tennis serve problem (batch formulation) | ✅ |  |  |  |
 | LQT_recursive | LQT applied to a viapoint task with a recursive formulation based on augmented state space to find a controller) | ✅ | ✅ |  |  |
+| LQT_nullspace | Batch LQT with nullspace formulation | ✅ | ✅ |  |  |
 | LQT_recursive_LS | LQT applied to a viapoint task with a recursive formulation based on least squares and an augmented state space to find a controller | ✅ | ✅ |  |  |
 | LQT_recursive_LS_multiAgents | LQT applied to a multi-agent system with recursive formulation based on least squares and augmented state, by using a precision matrix with nonzero offdiagonal elements to find a controller in which the two agents coordinate their movements to find an optimal meeting point | ✅ | ✅ |  |  |
 | LQT_CP | LQT with control primitives applied to a viapoint task (batch formulation) | ✅ | ✅ |  |  |
@@ -43,7 +44,6 @@ Additional reading material can be be found as [video lectures](https://tube.swi
 
 | Filename | Main responsible |
 |----------|------------------|
-| Example similar to demo_OC_LQT_nullspace_minimal01.m | Hakan |
 | Example similar to demo_OC_LQT_Lagrangian01.m (inclusion of constraints) | ??? |