Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e777af3e5e2ddfe86a7e8f94d5cfd63757b88135a1e9c91df9331303b30bcde8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^