![US8292226B2 - Weight-optimizing internally pressurized composite-body aircraft fuselages having near-elliptical cross sections - Google Patents US8292226B2 - Weight-optimizing internally pressurized composite-body aircraft fuselages having near-elliptical cross sections - Google Patents](https://patentimages.storage.googleapis.com/07/35/2f/4bbc3c1ce94619/US08292226-20121023-D00000.png)
US8292226B2 - Weight-optimizing internally pressurized composite-body aircraft fuselages having near-elliptical cross sections - Google Patents
![aircraft design - Could some one explain me with the mathematical relations on how the double bubble fuselage cross section (example A380) is designed. - Aviation Stack Exchange aircraft design - Could some one explain me with the mathematical relations on how the double bubble fuselage cross section (example A380) is designed. - Aviation Stack Exchange](https://i.stack.imgur.com/WBpS2.jpg)
aircraft design - Could some one explain me with the mathematical relations on how the double bubble fuselage cross section (example A380) is designed. - Aviation Stack Exchange
![Cross-sectional elliptical geometry for major and minor axis bending,... | Download Scientific Diagram Cross-sectional elliptical geometry for major and minor axis bending,... | Download Scientific Diagram](https://www.researchgate.net/publication/317017950/figure/fig5/AS:667912486543364@1536254154513/Cross-sectional-elliptical-geometry-for-major-and-minor-axis-bending-with-critical.png)
Cross-sectional elliptical geometry for major and minor axis bending,... | Download Scientific Diagram
![aircraft design - Could some one explain me with the mathematical relations on how the double bubble fuselage cross section (example A380) is designed. - Aviation Stack Exchange aircraft design - Could some one explain me with the mathematical relations on how the double bubble fuselage cross section (example A380) is designed. - Aviation Stack Exchange](https://i.stack.imgur.com/t6jxm.jpg)