Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7039072a68a0aa3cda4f6b43a3d9ba224210f96f00aab7d193f1b6c44d23250:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^