Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1da0ebccf09e56c39c572a82e97fd0a09845b4e97c03cce9935c17e1f3eee53b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^