Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef3c59ec5f62bf407b33011922cce29dfddbfed92cd4db46eb0e994f4543b60f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^