Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3acdc9c4a304f1674ceb986e57dd94ba388739025d72606de1cfbfea5363b988:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^