Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c172a577958c7a165485942517890e88cd5e8d53e20d879c903bea4423ad94b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^