He announced his results to the Académie des Sciences on 1 August 1864, and on the same day Moutard announced that he had also discovered the same system.
Inihayag niya ang kanyang mga resulta sa Académie des Sciences sa 1 Agosto 1864, at sa parehong araw Moutard inihayag na niya rin natuklasan ang parehong sistema.