Download Alexander A Friedmann: The Man who Made the Universe Expand by Eduard A. Tropp, Viktor Ya. Frenkel, Artur D. Chernin, PDF

By Eduard A. Tropp, Viktor Ya. Frenkel, Artur D. Chernin, Alexander Dron, Michael Burov

Our universe might be defined mathematically by means of an easy version constructed in 1922 at Petrograd (St. Petersburg) via Alexander Friedmann (1888-1925). with out the good thing about observational facts, Friedmann anticipated that the total universe might extend and evolve with time. This impressive prediction used to be proven seven years later through Edwin Hubble. Its originator, regrettably did not reside to savour this triumph. This brilliant biography of an exceptional scientist units his existence and paintings opposed to a large backdrop of the heritage of cosmological experiences and its significant gamers, akin to Einstein and others. The publication is a window on Friedmann's university and collage years, army carrier, and educating and learn in the course of a seminal interval of Soviet background. The authors comprise detailed archival fabric, akin to Friedmann's letters from the Russian entrance, in addition to modern documents and recollections of comrades. there's a distinctive remedy of his paintings in theoretical cosmology (1922-1924), set within the context of the association of Soviet technological know-how on the time.

Show description

Read or Download Alexander A Friedmann: The Man who Made the Universe Expand PDF

Similar scientists books

My Dream of Stars: From Daughter of Iran to Space Pioneer

In her heartwarming and empowering memoir, house pioneer Anousheh Ansari tells the tale of her adolescence in Iran and her family's exodus to the US after the Islamic Revolution.  After settling down in Texas, Anousheh equipped a working laptop or computer expertise company from the floor up, which finally discovered a internet worthy of $750 million and finally allowed her to accomplish her formative years dream of spaceflight.

American Women of Science since 1900 2 volumes

A complete exam of yank girls scientists around the sciences through the twentieth century, supplying a wealthy ancient context for knowing their achievements and how they replaced the perform of technological know-how. 500 alphabetically geared up entries on American girls scientists within the twentieth century, together with genetics pioneers Barbara McClintock and Rosalind Franklin, Scotchgard inventor Patsy Sherman, and developer of the notice processor Evelyn Berezin.

Red Cosmos: K. E. Tsiolkovskii, Grandfather of Soviet Rocketry

Lengthy earlier than the distance race captured the world’s recognition, okay. E. Tsiolkovskii first conceived of multi-stage rockets that will later be tailored because the foundation of either the U. S. and Soviet rocket courses. known as the grandfather of Russian rocketry, this provincial scientist used to be even sanctioned through Stalin to provide a speech from purple sq. on may well Day 1935, lauding the Soviet technological destiny whereas additionally dreaming and expounding on his personal visions of conquering the cosmos.

A Devotion to Their Science: Pioneer Women of Radioactivity

This paintings contains biographical essays on 23 girls who labored in atomic technological know-how in the course of the first 20 years of the 20 th century, together with Marie Curie, Lise Meitner, Irene Joliot-Curie, and a number of lesser-known girls scientists whose lifestyles tales have by no means ahead of been advised. The biographies spotlight the lives and paintings of those ladies, noting their contributions and the demanding situations they confronted and overcame.

Extra info for Alexander A Friedmann: The Man who Made the Universe Expand

Sample text

Bursian, G. G. Weichardt, L. D. Isakov, Yu. A. Krutkov, G. Ye. Perlitz and V. M. Chulanovsky, teachers at St. Petersburg University or graduates who had stayed on at the University to prepare for the teaching profession; V. F. Mitkevich, an electrical engineer from the Polytechnical Institute; V. V. Doinikova, M. A. Levitskaya and A. B. Feringer, physics students from the Bestuzhev Women's School; and finally - Ya. D. Tamarkin and A. A. Friedmann, mathematicians, who are of special interest to us.

Now let us turn to the above-mentioned book by S. Dianin. Its opening chapters present the prehistory of the movement of St. Petersburg secondary school students. " The printed text of this book fully supports the typewritten text of the above-cited minutes. It says that having returned to their gymnasia (and technical schools) after the strike of October 17, the students began their fight to change the established school rules for some form of control over the instructional process through the institution of elected monitors.

Petersburg pedagogue Ya. Ya. Gurevich. Having looked through the journal, we found in the 1908-10 issues a few reviews signed by "A. " However, one cannot be sure that our "Friedmann" is behind all of them. In fact, in Gurevich's journal there was a contributor, A. Fomin by name, who sometimes signed with his full name, but sometimes also with initials. Judging by the content of some of the books reviewed in the journal, which could not possibly interest Friedmann, those reviews were written by Fomin.

Download PDF sample

Rated 4.67 of 5 – based on 44 votes