Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e79b9c3dbf51782f96db5ed6938686806193135fbe9f73d4a6f1ba5c677a94ae:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^