From bba92d71e2aa750243352c7dd5a00fcf5fcc0fc4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alejandro=20Hern=C3=A1ndez=20Cordero?= <ahcorde@gmail.com>
Date: Thu, 7 Sep 2023 18:40:12 +0200
Subject: [PATCH 1/4] Update tutorial/color.md (#557)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Alejandro Hernández Cordero <ahcorde@gmail.com>
---
 tutorials/color.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tutorials/color.md b/tutorials/color.md
index e369f207c..4555cc0eb 100644
--- a/tutorials/color.md
+++ b/tutorials/color.md
@@ -54,4 +54,4 @@ You can also set or read a color in HSV.
 
 \snippet examples/color_example.cc Set value from HSV
 
-There are more functions in `Color`. Take a look at the [API](https://gazebosim.org/api/math/6.9/classignition_1_1math_1_1Color.html)
+There are more functions in `Color`. Take a look at the [API](https://gazebosim.org/api/math/7/classgz_1_1math_1_1Color.html)

From b588e52f40b08bbf868685036a7720786c0086a8 Mon Sep 17 00:00:00 2001
From: "Addisu Z. Taddese" <addisu@openrobotics.org>
Date: Tue, 12 Sep 2023 17:39:25 -0500
Subject: [PATCH 2/4] Update file tree in README to point out pybind11 (#558)

Signed-off-by: Addisu Z. Taddese <addisu@openrobotics.org>
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 9ac9e80c7..ca4bb6f2d 100644
--- a/README.md
+++ b/README.md
@@ -63,7 +63,7 @@ gz-math
 ├── include/gz/math          Header files.
 ├── src                      Source files and unit tests.
 │   └── graph                Source files for the graph classes.
-│   └── python               SWIG Python interfaces.
+│   └── python_pybind11      Pybind11 Python interfaces.
 │   └── ruby                 SWIG Ruby interfaces.
 ├── eigen3                   Files for Eigen component.
 ├── test

From ed790f48b48e8be489eaed706af0659489b50ddf Mon Sep 17 00:00:00 2001
From: "Addisu Z. Taddese" <addisu@openrobotics.org>
Date: Tue, 12 Sep 2023 17:39:56 -0500
Subject: [PATCH 3/4] Update Ubuntu Binary installation since apt-key is
 deprecated (#559)

Signed-off-by: Addisu Z. Taddese <addisu@openrobotics.org>
---
 tutorials/installation.md | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/tutorials/installation.md b/tutorials/installation.md
index 34dd307b0..94e77b5d8 100644
--- a/tutorials/installation.md
+++ b/tutorials/installation.md
@@ -12,16 +12,19 @@ The Source Installation instructions should be used if you need the very latest
 # Binary Installation
 
 ## Ubuntu Linux
+First install some necessary tools:
 
-Setup your computer to accept software from
-*packages.osrfoundation.org*:
-```
-sudo sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list'
+```bash
+sudo apt-get update
+sudo apt-get install lsb-release wget gnupg
 ```
 
-Setup keys:
-```
-wget http://packages.osrfoundation.org/gazebo.key -O - | sudo apt-key add -
+Then, setup your computer to accept software from
+*packages.osrfoundation.org*:
+```bash
+sudo wget https://packages.osrfoundation.org/gazebo.gpg -O /usr/share/keyrings/pkgs-osrf-archive-keyring.gpg
+echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/pkgs-osrf-archive-keyring.gpg] http://packages.osrfoundation.org/gazebo/ubuntu-stable $(lsb_release -cs) main" | sudo tee /etc/apt/sources.list.d/gazebo-stable.list > /dev/null
+sudo apt-get update
 ```
 
 Install Gazebo Math:

From 416e559320126d1efd0f0e768dd1a8c8dbdc2ca5 Mon Sep 17 00:00:00 2001
From: "Addisu Z. Taddese" <addisu@openrobotics.org>
Date: Tue, 12 Sep 2023 17:40:34 -0500
Subject: [PATCH 4/4] Fix small typo cppgetstarted.md (#560)

Signed-off-by: Addisu Z. Taddese <addisu@openrobotics.org>
---
 tutorials/cppgetstarted.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tutorials/cppgetstarted.md b/tutorials/cppgetstarted.md
index c3c3f06be..6a485a71c 100644
--- a/tutorials/cppgetstarted.md
+++ b/tutorials/cppgetstarted.md
@@ -32,7 +32,7 @@ int main()
 }
 ```
 
-Now let's create to 3D points with arbitrary values. We will use the
+Now let's create two 3D points with arbitrary values. We will use the
 gz::math::Vector3 class to represent these points. Gazebo Math provides a handy
 gz::math::Vector3d type which is a typedef of `Vector3<double>`. The result of this
 addition will be a main file similar to the following.