Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cacb59be2a3193525e6f52797b9f98eb31d67073c64e7f0fe2426c63f19a8a75:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^