Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e86f9a119c388d0d9aa6ec123fe0b5553c70085913db2384cc684e606afecd3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^