update doc md_val

src/juobs_tools.jl

@@ -394,7 +394,7 @@ function md_sea(a::uwreal, md::Vector{Matrix{Float64}}, ow::Array{uwreal}, w::Un
 end
 
 @doc raw"""
-    md_val(a::uwreal, obs::Corr, derm::Vector{Corr}; new_version::Bool=false)
+    md_val(a::uwreal, obs::Corr, derm::Vector{Corr}; new_version::Bool=false, TSM::Bool=false)
 
 Computes the derivative of an observable A with respect to the valence quark masses. 
 If `new_version=true`, then the sign of the valence derivatives in `derm` is flipped 
@@ -402,6 +402,7 @@ If `new_version=true`, then the sign of the valence derivatives in `derm` is fli
 also that for the new dat files version, no `_d1, _d2` is written by the reader, so 
 you must select by hand (looking at the log files e.g.) which are you derivative 
 correlators. In the log file, the derivative correlators are signaled by `seq_prop=some number`.
+If `TSM=true`, computes valence derivatives of TSM correlator.
 
 ``\frac{d <A>}{dm(val)} = \sum_i \frac{\partial <A>}{\partial <O_i>}  \frac{d <O_i>}{d m(val)}``