Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab9598982097c0aeb8c65360bd9931b41899be5d60c215bf5bfc7ebe68a1724b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^