Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b9c83ba425c71e6d37cb5217c1a4d34ae2dab92abc636c72bf013d9d5f74534:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^