Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c6c8dc351f47efe6687a4820d058e3b0f91ca769299f002bcfa2ce40a2d85716:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^