Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fef40af9c314fac79a56f0969555c8997838296883c423092060bb6832ea5fa5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^