Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c88265f7518c52e9136cbb043cfa14ed8f48c272d9cbdfd8d5b44080ce3c712f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^