Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ae567b3739994391fec7eeec680d035d4793cd3294b73696973cab03e6a981ee:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^