Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21b6cc1a14ff673cab19ca0649817e949db3e54f3df2ed6048efe20aa213980b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^