Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 515fc350384ac9807f8f0f94ef9b278cd6040f4e0273c080e1bb6ea35b3c3f00:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^