IPhone 8 can take photos with mathematical formulas in the App Store with the help of the third-party application Meitu Xiu Xiu-Beautify Photos.
1. Unlock iPhone 8 to the home screen page. As shown in the figure.
2. Find and open the App Store attached to iPhone 8. As shown in the figure.
3. Search Meitu Xiu Xiu in the App Store that comes with iPhone 8, download, install and open it. As shown in the figure.
4. Enter the main page of Meitu Xiu Xiu, a third-party application, and select the beautification function. As shown in the figure.
5. In the beautification picture setting, select the photo to be modified into a mathematical formula. As shown in the figure.
6. Enter the detailed settings page of beautification photos, and select the mosaic function in the lower right corner to enter. As shown in the figure.
7. Enter the function selection page of mosaic and find the mosaic of mathematical formula. As shown in the figure.
8. Move your finger and smear the area you want to edit, so that the photo can become a photo with a mathematical formula. As shown in the figure.