Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 48d1a06772e76838040ac27b9a194b6121ce9d1e4beb8e36aec79dd6a75fc7fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^