Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f6f4f0466b2a93ec3ca438525e18d509c1a63ceba707370df3b1f52531d55c25:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^