Update README.md

Signed-off-by: Fabiana 🚀  Campanari <113218619+FabianaCampanari@users.noreply.github.com>

Author: FabianaCampanari

README.md

@@ -194,7 +194,7 @@ Joseph Fourier’s development of Fourier analysis allowed quantum mechanics to
 
    ### ***Formula for [Inverse]() Fourier Transform:***
 
-   $\huge \color{DeepSkyBlue} f(x) = \int_{-\infty}^{\infty} \hat{f}(k) \, e^{2\pi i k x} \, dk$
+   $\huge \color{DeepSkyBlue} f(x)$ = $\huge \color{DeepSkyBlue \int_{-\infty}^{\infty} \hat{f}(k) \, e^{2\pi i k x} \, dk$
 
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