diff --git a/kmath-ast/README.md b/kmath-ast/README.md
index cc5f5b764..553c60bb3 100644
--- a/kmath-ast/README.md
+++ b/kmath-ast/README.md
@@ -199,7 +199,7 @@ public fun main() {
 
 Result LaTeX:
 
-$$\operatorname{exp}\\,\left(\sqrt{x}\right)-\frac{\frac{\operatorname{arcsin}\\,\left(2\,x\right)}{2\times10^{10}%2Bx^{3}}}{12}+x^{2/3}$$
+$$\operatorname{exp}\\,\left(\sqrt{x}\right)-\frac{\frac{\operatorname{arcsin}\\,\left(2\\,x\right)}{2\times10^{10}+x^{3}}}{12}+x^{2/3}$$
 
 Result MathML (can be used with MathJax or other renderers):
 
diff --git a/kmath-ast/docs/README-TEMPLATE.md b/kmath-ast/docs/README-TEMPLATE.md
index 1f14deaba..96bbfbf5a 100644
--- a/kmath-ast/docs/README-TEMPLATE.md
+++ b/kmath-ast/docs/README-TEMPLATE.md
@@ -170,7 +170,7 @@ public fun main() {
 
 Result LaTeX:
 
-$$\operatorname{exp}\\,\left(\sqrt{x}\right)-\frac{\frac{\operatorname{arcsin}\\,\left(2\,x\right)}{2\times10^{10}%2Bx^{3}}}{12}+x^{2/3}$$
+$$\operatorname{exp}\\,\left(\sqrt{x}\right)-\frac{\frac{\operatorname{arcsin}\\,\left(2\\,x\right)}{2\times10^{10}+x^{3}}}{12}+x^{2/3}$$
 
 Result MathML (can be used with MathJax or other renderers):