diff --git a/DESCRIPTION b/DESCRIPTION
index 555c0b5..fc12e2f 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -19,3 +19,4 @@ LinkingTo:
 Suggests:
     testthat,
     mvtnorm
+RoxygenNote: 7.2.3
diff --git a/NAMESPACE b/NAMESPACE
index 2bb7ed5..f7a39a3 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -1,3 +1,8 @@
+# Generated by roxygen2: do not edit by hand
 useDynLib(ModularTMBExample, .registration=TRUE)
-importFrom(Rcpp, evalCpp)
+
+exportMethods(Math)
+exportMethods(Ops)
+exportMethods(Summary)
+importFrom(methods,callGeneric)importFrom(Rcpp, evalCpp)
 exportPattern("^[[:alpha:]]+")
diff --git a/man/Math.Rd b/man/Math.Rd
new file mode 100644
index 0000000..623f416
--- /dev/null
+++ b/man/Math.Rd
@@ -0,0 +1,18 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/operators.R
+\name{Math,Rcpp_ParameterVector-method}
+\alias{Math,Rcpp_ParameterVector-method}
+\title{Sets methods for math functions including trigonometry functions, "abs", "sign", 
+"sqrt", "ceiling", "floor", "trunc", "cummax", "cumprod", "cumsum", "log", "log10",
+"log2", "log1p", "exp", "expm1", "gamma", "lgamma", "digamma", "trigamma"}
+\usage{
+\S4method{Math}{Rcpp_ParameterVector}(x)
+}
+\arguments{
+\item{x}{numeric vector}
+}
+\description{
+Sets methods for math functions including trigonometry functions, "abs", "sign", 
+"sqrt", "ceiling", "floor", "trunc", "cummax", "cumprod", "cumsum", "log", "log10",
+"log2", "log1p", "exp", "expm1", "gamma", "lgamma", "digamma", "trigamma"
+}
diff --git a/man/Ops.Rd b/man/Ops.Rd
new file mode 100644
index 0000000..d7e1b5e
--- /dev/null
+++ b/man/Ops.Rd
@@ -0,0 +1,62 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/operators.R
+\name{Ops,Rcpp_Parameter,Rcpp_Parameter-method}
+\alias{Ops,Rcpp_Parameter,Rcpp_Parameter-method}
+\alias{Ops,Rcpp_Parameter,numeric-method}
+\alias{Ops,numeric,Rcpp_Parameter-method}
+\alias{Ops,Rcpp_ParameterVector,Rcpp_ParameterVector-method}
+\alias{Ops,Rcpp_ParameterVector,numeric-method}
+\alias{Ops,numeric,Rcpp_ParameterVector-method}
+\title{Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")}
+\usage{
+\S4method{Ops}{Rcpp_Parameter,Rcpp_Parameter}(e1, e2)
+
+\S4method{Ops}{Rcpp_Parameter,numeric}(e1, e2)
+
+\S4method{Ops}{numeric,Rcpp_Parameter}(e1, e2)
+
+\S4method{Ops}{Rcpp_ParameterVector,Rcpp_ParameterVector}(e1, e2)
+
+\S4method{Ops}{Rcpp_ParameterVector,numeric}(e1, e2)
+
+\S4method{Ops}{numeric,Rcpp_ParameterVector}(e1, e2)
+}
+\arguments{
+\item{e1}{numeric vector or value}
+
+\item{e2}{Rcpp_ParameterVector class}
+}
+\description{
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+
+Sets methods for operators under the S4 Generic Group, Ops, which includes 
+Arith ("+", "-", "*", "^", %%, %/%, "/"),
+Compare ("==", ">", "<", "!=", "<=", ">="), and 
+Logic ("&", "|")
+}
diff --git a/man/Summary.Rd b/man/Summary.Rd
new file mode 100644
index 0000000..40bab8d
--- /dev/null
+++ b/man/Summary.Rd
@@ -0,0 +1,14 @@
+% Generated by roxygen2: do not edit by hand
+% Please edit documentation in R/operators.R
+\name{Summary,Rcpp_ParameterVector-method}
+\alias{Summary,Rcpp_ParameterVector-method}
+\title{Set methods for summary functions including "max", "min", "range", "prod", "sum", "any", "all"}
+\usage{
+\S4method{Summary}{Rcpp_ParameterVector}(x)
+}
+\arguments{
+\item{x}{numeric vector}
+}
+\description{
+Set methods for summary functions including "max", "min", "range", "prod", "sum", "any", "all"
+}