Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86aff590d5099281fbe1befa2023c7d985176a8eed60edad047be63a69a79d5f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^