From 71a28d6236f2c9c29bcbf348640b34d32f476fc7 Mon Sep 17 00:00:00 2001
From: Jeong-Yoon Lee <jeongyoon.lee1@gmail.com>
Date: Wed, 8 Nov 2023 09:18:47 -0800
Subject: [PATCH 1/2] fix inconsistent the section titles of example notebooks

---
 docs/examples/binary_policy_learner_example.ipynb   | 2 +-
 docs/examples/dr_learner_with_synthetic_data.ipynb  | 8 ++++----
 docs/examples/feature_interpretations_example.ipynb | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/docs/examples/binary_policy_learner_example.ipynb b/docs/examples/binary_policy_learner_example.ipynb
index 7def9bdf..d02540db 100644
--- a/docs/examples/binary_policy_learner_example.ipynb
+++ b/docs/examples/binary_policy_learner_example.ipynb
@@ -80,7 +80,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Binary treatment policy learning"
+    "## Binary treatment policy learning"
    ]
   },
   {
diff --git a/docs/examples/dr_learner_with_synthetic_data.ipynb b/docs/examples/dr_learner_with_synthetic_data.ipynb
index f3c7230f..8156a85b 100644
--- a/docs/examples/dr_learner_with_synthetic_data.ipynb
+++ b/docs/examples/dr_learner_with_synthetic_data.ipynb
@@ -72,7 +72,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Synthetic Data Generation"
+    "## Synthetic Data Generation"
    ]
   },
   {
@@ -88,7 +88,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Comparing DR Learner with X Learner"
+    "## Comparing DR Learner with X Learner"
    ]
   },
   {
@@ -171,7 +171,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Synthetic Data with Hidden Confounder"
+    "## Synthetic Data with Hidden Confounder"
    ]
   },
   {
@@ -211,7 +211,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Comparing X Learner, DR Learner, and DRIV Learner"
+    "## Comparing X Learner, DR Learner, and DRIV Learner"
    ]
   },
   {
diff --git a/docs/examples/feature_interpretations_example.ipynb b/docs/examples/feature_interpretations_example.ipynb
index a9c01e9b..d8180f61 100644
--- a/docs/examples/feature_interpretations_example.ipynb
+++ b/docs/examples/feature_interpretations_example.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Meta-Learners Interpretation with Feature Importance and SHAP Values"
+    "# Model Interpretation with Feature Importance and SHAP Values"
    ]
   },
   {
@@ -2172,7 +2172,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Uplift Tree/Forest"
+    "## Uplift Tree/Forest"
    ]
   },
   {

From 88e3e1b50fa2363d72c752a1f7ac62b2c09de134 Mon Sep 17 00:00:00 2001
From: Jeong-Yoon Lee <jeongyoon.lee1@gmail.com>
Date: Wed, 8 Nov 2023 09:27:07 -0800
Subject: [PATCH 2/2] update docs/conf.py to resolve a Unicode error

---
 docs/conf.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/conf.py b/docs/conf.py
index 383aa27b..4bc740cf 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -207,6 +207,10 @@
 
 # -- Options for LaTeX output ------------------------------------------
 
+# To resolve a Unicode error as suggested in
+# https://docs.readthedocs.io/en/stable/guides/pdf-non-ascii-languages.html
+latex_engine = "xelatex"
+
 latex_elements = {
     # The paper size ('letterpaper' or 'a4paper').
     # 'papersize': 'letterpaper',