diff --git a/doc/src/Eqs/fix_ti_rs_force.jpg b/doc/src/Eqs/fix_ti_rs_force.jpg
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diff --git a/doc/src/Eqs/fix_ti_rs_force.tex b/doc/src/Eqs/fix_ti_rs_force.tex
deleted file mode 100644
index 849c0ccc9..000000000
--- a/doc/src/Eqs/fix_ti_rs_force.tex
+++ /dev/null
@@ -1,11 +0,0 @@
-\documentclass[12pt]{article}
-
-\usepackage{amsmath}
-
-\begin{document}
-
-$$
-  F_{\text{total}} = \lambda F_{\text{int}}
-$$
-
-\end{document}
diff --git a/doc/src/Eqs/fix_ti_rs_function_1.jpg b/doc/src/Eqs/fix_ti_rs_function_1.jpg
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diff --git a/doc/src/Eqs/fix_ti_rs_function_1.tex b/doc/src/Eqs/fix_ti_rs_function_1.tex
deleted file mode 100644
index 033d8d755..000000000
--- a/doc/src/Eqs/fix_ti_rs_function_1.tex
+++ /dev/null
@@ -1,9 +0,0 @@
-\documentclass[12pt]{article}
-
-\begin{document}
-
-$$
-  \lambda(\tau) = \lambda_i + \tau \left( \lambda_f - \lambda_i \right)
-$$
-
-\end{document}
diff --git a/doc/src/Eqs/fix_ti_rs_function_2.jpg b/doc/src/Eqs/fix_ti_rs_function_2.jpg
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diff --git a/doc/src/Eqs/fix_ti_rs_function_2.tex b/doc/src/Eqs/fix_ti_rs_function_2.tex
deleted file mode 100644
index a1dd377dc..000000000
--- a/doc/src/Eqs/fix_ti_rs_function_2.tex
+++ /dev/null
@@ -1,9 +0,0 @@
-\documentclass[12pt]{article}
-
-\begin{document}
-
-$$
-  \lambda(\tau) = \frac{\lambda_i}{1 + \tau \left( \frac{\lambda_i}{\lambda_f} - 1 \right)}
-$$
-
-\end{document}
diff --git a/doc/src/Eqs/fix_ti_rs_function_3.jpg b/doc/src/Eqs/fix_ti_rs_function_3.jpg
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diff --git a/doc/src/Eqs/fix_ti_rs_function_3.tex b/doc/src/Eqs/fix_ti_rs_function_3.tex
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index 2d2790fa9..000000000
--- a/doc/src/Eqs/fix_ti_rs_function_3.tex
+++ /dev/null
@@ -1,9 +0,0 @@
-\documentclass[12pt]{article}
-
-\begin{document}
-
-$$
-  \lambda(\tau) = \frac{\lambda_i}{ 1 + \log_2(1+\tau) \left( \frac{\lambda_i}{\lambda_f} - 1 \right)}
-$$
-
-\end{document}