Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c20fb274863a526cc49ed2919af1ecbaf875bb632e2eb56ac29829acb0354ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^