Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a84bd755da256bb9e432af51e146bf621bb75ab29cc585681ddb7315efabd075:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^