copied what is indicated in the documentation and now shows this error
ERROR in node_modules/mind-map/node_modules/rxjs/Subject.d.ts(24,5): error TS2416: Property 'lift' in type 'Subject' is not assignable to the same property in base type 'Observable'.
Type '(operator: Operator<T, R>) => Observable' is not assignable to type '(operator: Operator<T, R>) => Observable'.
Type 'Observable' is not assignable to type 'Observable'.
Type 'T' is not assignable to type 'R'.
src/app/mindmap/mindmap.component.ts(175,20): error TS2304: Cannot find name 'customizeUtil'.
copied what is indicated in the documentation and now shows this error ERROR in node_modules/mind-map/node_modules/rxjs/Subject.d.ts(24,5): error TS2416: Property 'lift' in type 'Subject' is not assignable to the same property in base type 'Observable'.
Type '(operator: Operator<T, R>) => Observable' is not assignable to type '(operator: Operator<T, R>) => Observable'.
Type 'Observable' is not assignable to type 'Observable'.
Type 'T' is not assignable to type 'R'.
src/app/mindmap/mindmap.component.ts(175,20): error TS2304: Cannot find name 'customizeUtil'.