Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 640d61e29e7ad3087334e95740026c240e797976b47c1a63c5b7a363dfd787e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^