Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9961597d59f351261d9c93bcfe0b33934e92d794257360bb927c79676b96a718:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^