Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e449ef5d4847fb4418fe71871e4d6cd20e5fac8efc4f033c7392ce6fd0de521:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^