Geometry – Navalapp

<img width="640" height="360" src="https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-1024x576.jpg" class="attachment-large size-large wp-post-image" alt="" decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" fetchpriority="high" srcset="https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-1024x576.jpg 1024w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-300x169.jpg 300w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-768x432.jpg 768w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-1080x608.jpg 1080w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-624x351.jpg 624w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1-600x338.jpg 600w, https://cdn.navalapp.com/uploads/2022/11/sails_measurement_1.jpg 1240w" />

International Measurement System: Sails

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Geometry | IMS | ORC | Pablo Sopelana | Parameters | Rating | Sails

<img width="640" height="320" src="https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-1024x512.jpeg" class="attachment-large size-large wp-post-image" alt="" decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" srcset="https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-1024x512.jpeg 1024w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-600x300.jpeg 600w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-300x150.jpeg 300w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-768x384.jpeg 768w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-1536x768.jpeg 1536w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-1080x540.jpeg 1080w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header-624x312.jpeg 624w, https://cdn.navalapp.com/uploads/2020/12/fin_keel_rudder_header.jpeg 2048w" />

Hull appendages, planforms, and wing sections: what are they?

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Appendages | Geometry | Keel | Pablo Sopelana | Rudder

<img width="640" height="399" src="https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-1024x638.jpeg" class="attachment-large size-large wp-post-image" alt="Schooner sails over the ocean waves in the bay near a harbor." decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" srcset="https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-1024x638.jpeg 1024w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-600x374.jpeg 600w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-300x187.jpeg 300w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-768x478.jpeg 768w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-1536x957.jpeg 1536w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-400x250.jpeg 400w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-1080x673.jpeg 1080w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA-624x389.jpeg 624w, https://cdn.navalapp.com/uploads/2020/10/Schooner_USA.jpeg 2047w" />

Schooner sails over the ocean waves in the bay near a harbor.

The evolution of hull and keel forms – Part 2

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Appendages | Geometry | History | Hull | Keel | Pablo Sopelana | Pro

<img width="640" height="398" src="https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-1024x637.jpeg" class="attachment-large size-large wp-post-image" alt="Classic pilot cutter sailing" decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" srcset="https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-1024x637.jpeg 1024w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-600x373.jpeg 600w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-300x187.jpeg 300w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-768x478.jpeg 768w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-1536x956.jpeg 1536w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-400x250.jpeg 400w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-1080x672.jpeg 1080w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter-624x388.jpeg 624w, https://cdn.navalapp.com/uploads/2020/09/classic-pilot-cutter.jpeg 2048w" />

Classic pilot cutter sailing

The evolution of hull and keel forms – Part 1

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Appendages | Geometry | History | Hull | Keel | Pablo Sopelana | Pro

<img width="640" height="428" src="https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-1024x684.jpeg" class="attachment-large size-large wp-post-image" alt="Sail boat under the storm, detail on the winch" decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" srcset="https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-1024x684.jpeg 1024w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-600x400.jpeg 600w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-300x200.jpeg 300w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-768x513.jpeg 768w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-1536x1025.jpeg 1536w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-1080x721.jpeg 1080w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1-624x417.jpeg 624w, https://cdn.navalapp.com/uploads/2020/09/sailing_yacht_deck-1.jpeg 2048w" />

Sail boat under the storm, detail on the winch

The lines drawing: what it is and how to read it

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Design | Geometry | Hull | Pablo Sopelana

<img width="640" height="446" src="https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-1024x713.jpg" class="attachment-large size-large wp-post-image" alt="Beautiful bay with sailing boat in Mediterranean sea." decoding="async" sizes="(max-width:768px) 768px, (max-width:1024px) 1024px, 1024px" srcset="https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-1024x713.jpg 1024w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-600x417.jpg 600w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-300x209.jpg 300w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-768x534.jpg 768w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-1536x1069.jpg 1536w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-1080x751.jpg 1080w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht-624x434.jpg 624w, https://cdn.navalapp.com/uploads/2020/09/Sailing_Yacht.jpg 2048w" />

Beautiful bay with sailing boat in Mediterranean sea.

Introducing the hull

<img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' data-srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' height='80' width='80' data-src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' class='avatar avatar-80 photo lazyload' src='data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' /><noscript><img alt='' src='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg' srcset='https://navalapp.com/snp-wp-content/uploads/avatars/78/645e5dfdf1a99-bpthumb.jpg 2x' class='avatar avatar-80 photo' height='80' width='80' />

Topics: Geometry | Hull | Pablo Sopelana | Parameters