6.5 Heterotic string theories

^[1]<ol><li>Sen:2015cxs</li><li>Berkovits:2004xx</li></ol>

Subsections

• 6.5.1 $SO(32)$ and $E_8 E_8$
• 6.5.2 Toroidal compactifications
• 6.5.3 $N=2$

---

← Previous: 6.4 Type I string theory

Next: 6.5.1 $SO(32)$ and $E_8 E_8$ →

---

Table of contents

• 6.5.1 $SO(32)$ and $E_8 E_8$
• 6.5.2 Toroidal compactifications
• 6.5.3 $N=2$