Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cedc988a27b1788489b33ca84852a2f71f4d80bfbde1ddeecadd89b63e2d972b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^