Correction for Savadjiev et al., Heart wall myofibers are arranged in minimal surfaces to optimize organ function

APPLIED MATHEMATICS, SYSTEMS BIOLOGY Correction for “Heart wall myofibers are arranged in minimal surfaces to optimize organ function,” by Peter Savadjiev, Gustav J. Strijkers, Adrianus J. Bakermans, Emmanuel Piuze, Steven W. Zucker, and Kaleem Siddiqi, which appeared in issue 24, June 12, 2012, of Proc Natl Acad Sci USA (109:9248–9253; first published May 29, 2012; 10.1073/pnas.1120785109). The authors note that on page 9252, Equations 2 and 5 appeared incorrectly. The corrected equations appear below. These errors do not affect the conclusions of the article.