Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1df918b710b7231c360fa087de311f09b4b8de5d4538d5f0d04602d4440c3033:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^