Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c259626f0e927206ab17340fd8b6db9c6c3faea04f9428d5871eb83a6fd5d05f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^