Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88be1bf463935c1b2647b5e6f8f84041db5de5c3f06b8a050a2a9bc5855994d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^