![Portrait photo of William Yslas Vélez.](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2022-10/William%20Yslas%20V%C3%A9lez.jpg?h=38a552f7&itok=iGJ-cA46)
Graduate students
32nd Annual Lonseth Lecture
![diploma icon above light texture](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2020-07/march2017_celebrating-excellence-in-teaching.jpg?h=5acd9387&itok=jSxxtEaP)
Faculty and Staff
Celebrating excellence in teaching and advising
![Sastry Pantula with alumni award winners](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-07/dec2016_recognizing-excellence-in-sci-2016-alumni.jpg?h=c3467ca7&itok=YjqlJCsT)
Alumni and Friends
Recognizing excellence in science: 2016 Alumni Awards
![The Pi Mu Epsilon insignia with text that reads "Honoring Exceptional Undergrads May 24."](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2022-10/Exceptional%20Undergrads.jpg?h=5acd9387&itok=Z9Yuu_QX)
Students
Pi Mu Epsilon Induction Ceremony
![Students chatting and studying around table in Austin Hall](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-07/march2016_math-club-hosts-pi-day-social_0.jpg?h=c3467ca7&itok=t4Br3ipV)
Students
Math Club hosts Pi Day Social
![Oksana Ostroverkhova walking towards the stage to receive her award](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-07/jan2016_2016winter-teaching-advise-award.jpg?h=c3467ca7&itok=seqGS312)
Faculty and Staff
2016 Winter Teaching & Advising Awards
![Seattle, Washington Space Needle and skyline](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-07/dec2015_math-faculty-2016-jimm_0.jpg?h=c3467ca7&itok=VlWYt3Lt)
Mathematics
Math faculty and alumni flock to 2016 JMM
![Seattle skyline at night](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-07/dec2015_math-alumni-jmm-in-seattle.jpg?h=c3467ca7&itok=jpAD96kj)
Alumni and Friends
Math alumni and friends: Join us at 2016 JMM in Seattle
![Sastry talking to table of colleagues](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-08/dec2015_celebrating-excellence-2015-alumni-awards.jpg?h=c3467ca7&itok=51jY1OGY)
Alumni and Friends
Celebrating excellence: 2015 Alumni Awards
![Julie Greenwood talking to table of colleagues](/sites/math.oregonstate.edu/files/styles/680_x_400/public/2019-08/june2015_scholarship-dessert-celebrates-excellence-and-gratitude.jpg?h=c3467ca7&itok=_QT9yQby)
Alumni and Friends