Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2cfa1baec0434638009d7150f4a71ad84685290065c62d4de4c0245a0c0a8488:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^