Until now the theory of infinite series in general has been very badly grounded. One applies all the operations to infinite series as if they were finite; but is that permissible? I think not. Where is it demonstrated that one obtains the differential of an infinite series by taking the differential of each term? Nothing is easier than to give instances where this is not so. /theory/ Niels Abel quotes

The misunderstanding between women and men lies in the fact that female logic is woven from feelings, and male logic is forged from instincts. [11/14/2020 04:11:43] More

Well, it’s really quite simple. You just can’t have more votes than people! [11/17/2020 09:11:16] More

I believe that at the moment, Russia poses the greatest threat in terms of undermining our security and alliances. Secondly, I believe China is the biggest competitor. [10/27/2020 10:10:39] More

You can't show the sun to someone whose glance is strived into the ground. You can't see the stars who don't want to raise their heads. © Juliana Wilson. [10/30/2020 04:10:28] More

Прибедняются те, кто в обнимку с бедой, а богатого богатство целует. [11/06/2020 11:11:30] More