Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba2a59d12e09404f24af29fd68f65ec4469db37015ca44b78ffa4a4ba31730da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^