Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d02c869c842c52e4dbbdf5db8f746c73801738f33fab1a6d575d45a9632507ec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^