Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91413a7a1b01428939bb27e799b5d917f5f7ce25b97a6e21bc6281423097d58d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^