Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 689458c1c7fee25ef4cdca5cb29e2bbfbb786aa8de1f23d71e844db07b8dcbb2:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^