Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88933c6de3e6b155c4cd05b3271874ac89b0f9eaee748ecbc2af2e36c54d8e1a:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^