fix typos

diff --git a/9.1/paper.tex b/9.1/paper.tex
index 8707b439108b3dd2cca29eff92a084b39403867a..ca455681ac31b3c336f8defc0dacb95998c22c83 100644 (file)
--- a/9.1/paper.tex
+++ b/9.1/paper.tex
@@ -373,7 +373,7 @@ real-valued scalars and tensors).
 \end{itemize}
 
 In the next release we expect to implement classes to assist in performing assembly operations
-in the same spirit as it is already possible using automatic differentation using the \texttt{Differentiation::AD} namespace,
+in the same spirit as it is already possible using automatic differentiation using the \texttt{Differentiation::AD} namespace,
 although in a fully symbolic manner.
 We will also address performance issues of the \texttt{Expression} class by leveraging
 the optimization capabilities of SymEngine, including common subexpression elimination (CSE),
@@ -508,7 +508,7 @@ can be placed inside groups or at the root of the \texttt{HDF5} file. A dataset
 vector, a matrix, or a tensor. It is possible to read and write in the dataset using
 hyperslabs or unordered data. Hyperslabs are portions of datasets
 which can be a contiguous collection of points in a dataset, or a regular
-pattern of points or blocks in a datataset.
+pattern of points or blocks in a dataset.
 \item It is possible to define attributes in the \texttt{HDF5::File}, \texttt{HDF5::Group} and
 \texttt{HDF5::DataSet} classes. An attribute is a small metadata such as a number or a string.
 Attributes are commonly used to store simulation parameters.