Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f539b28e50099e1190cf5d391993aa82e35bbd8d34ce9079fcc881447ab9c6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^