Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ecb49f546c31410f6aece9830d57d866f58a6543b0b1b33ff381fcef2ddfe29:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^