Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fbdc1b3cb87e01b77a49aef0b77139c676869dd2f28c3c0753b18ddedfec6aeb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^