Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7a166c3d2f5b3b73e1523b23be3668c629d0303adbb981e5d9196c183561669e:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^