Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3612d8bd5ccf92f2155020e5b2140387d9caa5407a4a921dff39e53f9f7afbd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^