Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bfe60caa946434db87983c13ff65df60f4fd4e7ea3b09ccacce823f0f61ebd05:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^