diff --git a/README.md b/README.md
index 3697b9f..dfa29b4 100644
--- a/README.md
+++ b/README.md
@@ -126,28 +126,30 @@ They are a family of infinite functions, called can be developed into a spherical harmonics convergent series:
-
+
where the coefficients can be written as:
-
+
-Where the spherical harmonics are defined as follows:
+and the spherical harmonics are defined as follows:
-
+
where *i* is the imaginary unit and are the **Legendre associated functions**, defined in the interval *[-1,1]* for the *x* variable:
-
+
-with . The polynomials are called **Legendre polynomials** and are defined by the following recursive relation:
+with . The polynomials are called **Legendre polynomials** and are given by the following recursive relation:
-
+
they are also defined in *[-1,1]* and have .
### Algorithm description
+The algorithm starts from the computation of the Legendre polynomials, in which
+
Il codice va bene fino a m = 4/5
## Examples
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