Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2ab3b06247eb361e257e57d0bebbedfa98172d8f2ec7ddea73f304017bbc62b6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^