Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0247c849a97c56afb68ed3a753b267e1ed6cdb1e761497bb6b9e91ebbc33f984:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^