Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f85e80b841ea8edd6bc620519943eff3b39e55812222b6f6de36019f9893fb2:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^