Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2680ad64353068e21e2c8b7dc164c9ed4a14580c8779de94b44e6a94ed5176b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^