Speaker: 

Kameran Kolahi

Institution: 

UCI

Time: 

Monday, May 22, 2017 - 4:00pm to 5:30pm

Host: 

Location: 

RH 440R

We present a proof of a theorem of Shelah that if a is a progressive interval of regular cardinals then then |pcf(a)| < |a|^{+4}.