i understand the space- time concept from you more than in my university thank you
Thank you so much for your valuable comment :)
Looooooooooseeeeeeeerrrrrr!!!!!!!!!!!!
Looser !
i understand the space- time concept from you more than in my university thank you
Thank you so much for your valuable comment :)
Looooooooooseeeeeeeerrrrrr!!!!!!!!!!!!
Looser !