Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4a1d541f1f429f14020f5f8ad573ac0ab7a2128d54d87a3fe1d052be7c369ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^