Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1511e472b53efe2fe6d582f6a21ae7f8cf68a30e1befcb81cb0a9e0e47e81ecc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^