Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f4d330ba8e3fb71bc5da58b31d033e1a63252d9f44e3a7c630e1ed1523eb6b1:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^