Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 41dcc9b53e7b8a046bf58b5458074c07c2452b3af09a4a37cb3d2fd00ef1e685:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^