Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c1f8b1c477cec0a60ec13ab7df3a4726e3965dbd33bf7a340574605e5e36cc07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^